tag:blogger.com,1999:blog-78867614794050098782024-03-13T13:11:00.258+08:00Extra-Voyager Activity我以為我在玩天文攝影。謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.comBlogger41125tag:blogger.com,1999:blog-7886761479405009878.post-69387752417894854292023-03-27T23:15:00.002+08:002023-03-27T23:15:27.517+08:002023年初 器材盤點<div style="text-align: left;">去年最大的差異是底片急速漲價,我改用半格機拍照,滿喜歡的。然後就是拍攝很多不認識的天體,以及今年初完成了第一次梅西耶馬拉松跟梅西耶馬拉松直播,意外地在目視方面有了短暫的新嘗試。</div><p><br /></p><p>2023年初器材盤點</p><p>—</p><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">望遠鏡:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Takahashi ε-180ED (500mm)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Pentax 105EDHF(700mm)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">ASKAR FRA600/5.6(借用)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Pentax 75SDHF (500mm)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">WilliamOptics RedCat51 (250mm)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Acuter MAK 60 (迷你馬) (750mm)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">WilliamOptics UniGuide 50mm (200mm)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">赤道儀:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Takahashi EM-200 Tamma2Z</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Vixen SXP<br />Vixen AP</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">SkyWatcher StarAdventure</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">導星系統:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Lacerta M-Gen + Kowa 100/2.8</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">*ZWO ASIAIR Pro</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">自動對焦座:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Takahashi β-SGR</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">腳架:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">BENRO TMA28A Mach3</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">SLIK PRO 400DX</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">雲台:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Velbon QHD-72Q 球形雲台</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">中國製球形雲台</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">冷卻CCD:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">QHY 163M + CFW2-M-US + L/R/G/B/Ha/SII/OIII</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">*ZWO 294MCpro</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><div><span style="font-family: helvetica;"><br /></span></div><div><span style="font-family: helvetica;">數位相機:</span></div><div><span style="font-family: helvetica;">Canon EOS 6D (天文改機)</span></div></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon EOS 6D (全光譜改機)<br />Canon EOS 6D(天文改機)<br />Canon EOS 550D(天文改機)<br />Canon EOS 80D</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Sony A7S<br /><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">底片相機:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon EOS 1nRS</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon EOS 30</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Nikon FM-2</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Olympus PenD2</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">-EF鏡頭:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Samyang MF 12/2.8 fisheye</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Samyang MF 24/1.4</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Sigma 35/1.4 Art</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon 35/2.0 IS</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon 50/1.4</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Samyang MF 50/1.4</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Samyang MF 85/1.4</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Samyang MF 135/2.2</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon EF 17-40/4L</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon 24-105/4 L</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Canon 28-135/3.5-5.6</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Sigma 70-300/4-5.6 APO</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">-F鏡頭</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Nikon Ai-s 55/2.8 micro</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Nikon M 28/2.8</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">-E鏡頭</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Samyang MF 21/1.4</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Sony 16-50/3.5-5.6</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">-EF鏡頭轉接E卡口</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">Sigma MC-11</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">濾鏡:</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">ND1000 減光鏡 77mm?</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">*ASKAR Duo-Narrow Band Ha+OIII 48mm</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">*</span><span style="font-family: helvetica;">ASKAR Duo-Narrow Band SII+OIII 48mm</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">STC Duo-Narrow Band 雙峰窄頻濾鏡 48mm</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">STC Multi-Spectrum Astro 多波段光害濾鏡 內置型濾鏡(Canon FF)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;">STC IR-Pass 590mm 內置型濾鏡(Canon FF)</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-size: 13px;"><span style="font-family: helvetica;">—</span></div><div style="-webkit-text-size-adjust: auto; caret-color: rgb(51, 51, 51); color: #333333; font-size: 13px;"><span style="font-family: helvetica;"><br /></span></div><p>目前預計會入手一顆SONY自動對焦鏡頭,可能是Batis 25/2,然後賣掉目前的Canon 35/2跟Samyang 21/1.4、85/1.4,還有一台6D改,甚至是把紅外線那台也賣掉。預計入手一台294跟ASIAIR,或是更好一點的冷卻CMOS。攝影計畫修正:不一定要全幅視野。總之,加油吧。</p>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-61101729657630195822022-03-20T17:30:00.007+08:002022-03-20T17:31:34.361+08:00國際太空站凌日<p> </p><div class="separator" style="clear: both; text-align: center;"><span style="color: #3d85c6; font-family: helvetica;">秒速8公里/高度400公里/視直徑60分之1度/</span></div><div class="separator" style="clear: both; text-align: center;"><span style="color: #3d85c6; font-family: helvetica;">從正頭頂飛過/你的平穩步覆/是讓我暈眩的瘋狂速度/</span></div><div class="separator" style="clear: both; text-align: center;"><span style="color: #3d85c6; font-family: helvetica;">用殘影勾勒出輪廓/連道別都來不及</span></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhYvIKbNL9nO_xlIU93JZnWxRGCdkQ3MSoHgdlFtwnDmbq183IxEHaP2UPAoGfUF9yq3vbFNH-eYP_JxsWD1TFDGHXBZID-IJogS9etVvWKgO4EDV4PQeGVWL_vdTG6tUDz1dc7vo6MjFRdh7-FvdEZeQDGqn9q19-PXRDTYp6MJUyuJ1WTxLkVwKd8YQ/s945/20180609_ISS_1_CMYK.jpg" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="945" data-original-width="945" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhYvIKbNL9nO_xlIU93JZnWxRGCdkQ3MSoHgdlFtwnDmbq183IxEHaP2UPAoGfUF9yq3vbFNH-eYP_JxsWD1TFDGHXBZID-IJogS9etVvWKgO4EDV4PQeGVWL_vdTG6tUDz1dc7vo6MjFRdh7-FvdEZeQDGqn9q19-PXRDTYp6MJUyuJ1WTxLkVwKd8YQ/s320/20180609_ISS_1_CMYK.jpg" width="320" /></a></div><div class="separator" style="clear: both; text-align: center;"><br /></div><br /><p></p>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-52709583000988031252022-03-07T21:28:00.009+08:002022-04-08T15:39:36.785+08:00(蜘蛛、蝌蚪、火焰星雲)<div style="text-align: left;"><div style="text-align: center;"><span style="font-family: helvetica;"><span style="font-size: x-small;"> </span></span><span style="color: #3d85c6; font-family: helvetica; text-align: center;">我不是忘了給標題 </span><span style="color: #3d85c6; font-family: helvetica;">/</span></div><span style="color: #3d85c6; font-family: helvetica;"><div style="text-align: center;">你眼中的宇宙不見得需要名字</div><div style="text-align: center;"><br /></div></span></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwSYe-tGAS3BaykIlkfqDJUtYkJzwqZI6u8o4pDg9SOymHHiocsjJ48RJg_pvnRHYoPffI_URTJMs2zF9LTfr6AI_iCgf2qjnySm-xXGCmhLFai5RYqLpqYZs0TlAAdhQg622x3Y6sWtzZRpFneydWWAcpo71-v3lySttSTZ1QN8E7JQCfcv443gw2vA/s5345/20180914_IC405_IC410_ISO1600_1h20m57s_27frames_pre_starnet_1%E6%8B%B7%E8%B2%9D.jpg" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="3412" data-original-width="5345" height="408" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwSYe-tGAS3BaykIlkfqDJUtYkJzwqZI6u8o4pDg9SOymHHiocsjJ48RJg_pvnRHYoPffI_URTJMs2zF9LTfr6AI_iCgf2qjnySm-xXGCmhLFai5RYqLpqYZs0TlAAdhQg622x3Y6sWtzZRpFneydWWAcpo71-v3lySttSTZ1QN8E7JQCfcv443gw2vA/w640-h408/20180914_IC405_IC410_ISO1600_1h20m57s_27frames_pre_starnet_1%E6%8B%B7%E8%B2%9D.jpg" width="640" /></a></div><br /><div style="text-align: center;"><br /></div><span style="font-family: helvetica;"><span><a name='more'></a></span><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;"><br />這張照片攝於2018年的秋天。在我得到<a href="https://www.takahashijapan.com/ct-products/products/prodimg/E180ED/EP180EDS.JPG" target="_blank">計程車</a>之後,其實是沒有赤道儀可以載運的,很感謝那時<a href="https://astrostar.com.tw/about/" target="_blank">村長</a>的鼎力相助,使用天文改裝的6D和EM400,配合計程車拍了很多覺得不錯的作品。拍攝這張照片也是一個機緣,是當時在昆陽拍攝時,詢問旁邊的天文同好所提議的。說起來這張照片還真的都是拾人牙慧,出自於我自己的太少,大部分都要感謝別人啊。<br /><br /></span></span><div><span style="color: #050505; font-family: helvetica;"><span style="background-color: white; caret-color: rgb(5, 5, 5); font-size: 15px;">其實那時候<a href="https://www.facebook.com/photo/?fbid=10158148789453463" target="_blank">原本的處理</a>就已經很開心了,但是在新版本的第二代StarNet++處理後,原本去星點後的影像裡面很惱人的空洞和不自然感都消失了,新得到的影像不需要再做什麼影像強化就可以直接po了,真的是很可怕的人工智慧啊~</span></span></div><div><span style="color: #050505; font-family: helvetica;"><span style="background-color: white; caret-color: rgb(5, 5, 5); font-size: 15px;"><br /></span></span></div><div><span style="color: #050505; font-family: helvetica;"><span style="background-color: white; caret-color: rgb(5, 5, 5); font-size: 15px;">在拍攝的時候,我沒有想到畫面最左側的蜘蛛星雲IC417也會入鏡,所以沒有做什麼取景上的處置,以致於拍出來的照片裡這三個星雲的位置感覺還是有一點小不平衡。不過因為去星點的影像多了很多背景的星際雲氣,似乎畫面又有小平衡回來一點。畫面最右邊的火焰星雲IC405似乎擴展得更開了,而它的紅色也和中間的蝌蚪星雲IC410又不太一樣,我猜在窄頻的影像中應該可以看出元素的組成是不太一樣的吧。</span></span></div><div><span style="color: #050505; font-family: helvetica;"><span style="background-color: white; caret-color: rgb(5, 5, 5); font-size: 15px;"><br /></span></span></div><div><span style="color: #050505; font-family: helvetica;"><span style="background-color: white; caret-color: rgb(5, 5, 5); font-size: 15px;">新的影像處理方法似乎可以讓舊的影像起死回生,好像可以因此少拍一些照片XD</span></span></div><div><br /></div><div><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;"><span style="font-family: helvetica;"><br /></span></span></div><div><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;"><span style="font-family: helvetica;"><table cellpadding="0" cellspacing="0" class="tr-caption-container" style="caret-color: rgb(0, 0, 0); font-family: -webkit-standard; margin-left: auto; margin-right: auto; text-align: center;"><tbody><tr><td><a href="https://blogger.googleusercontent.com/img/a/AVvXsEiDx8j0n2hebghX3OCh3m1wmlJ2DooLHNyRvVfS7ILkG1oLKj82eiMHwj1iY2hHM7dVbSWF3zXxUq-dJ2MsM3RYoM-A2MLfKYJBxrvJlpmy8oioirAjNIfeFgIm6ZS5RTBWv7HtqKfFJfVPCCSdbbA_fApntf_B6wFxisjTyOAGXWhVOTFen_cvvoKz2Q=s2035" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="1299" data-original-width="2035" height="408" src="https://blogger.googleusercontent.com/img/a/AVvXsEiDx8j0n2hebghX3OCh3m1wmlJ2DooLHNyRvVfS7ILkG1oLKj82eiMHwj1iY2hHM7dVbSWF3zXxUq-dJ2MsM3RYoM-A2MLfKYJBxrvJlpmy8oioirAjNIfeFgIm6ZS5RTBWv7HtqKfFJfVPCCSdbbA_fApntf_B6wFxisjTyOAGXWhVOTFen_cvvoKz2Q=w640-h408" title="蜘蛛、蝌蚪、火焰星雲" width="640" /></a></td></tr><tr><td class="tr-caption"><span style="color: #999999; font-family: arial; font-size: xx-small;">2018.09 合歡山昆陽 曝光4,875,00s 寬5,345px 高3,412px</span></td></tr></tbody></table></span></span></div><div><span style="color: #050505; font-family: helvetica;"><span style="background-color: white; caret-color: rgb(5, 5, 5); font-size: 15px;">拍攝參數:</span></span></div><div><span style="font-family: helvetica;"><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;">Canon 6D 改</span><br style="caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;" /><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;">ISO1600, exp.180s*27</span><br style="caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;" /><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;">Takahashi ε-180ED</span><br style="caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;" /><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;">Takahashi EM-400</span><br style="caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;" /><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;">20180913 26:56~28:28,合歡山昆陽</span><br style="caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;" /><span style="background-color: white; caret-color: rgb(5, 5, 5); color: #050505; font-size: 15px;">DSS411, Photoshop CC, StarNet++V2</span></span><p></p></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-13528281143824877272022-01-24T18:34:00.005+08:002022-03-07T21:29:11.913+08:00NGC281 小精靈星雲<p><span style="font-family: arial;"> 當初是怎麼發現這個目標已經想不起來了。我猜八成是因為看到網路上有人拍,就跟著搜尋了NGC281這個名字。</span></p><p><span style="font-family: arial;"></span></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzU-BhePa7luZc9aEp5zC5GH1Gznn5aURhDGnuo3e1dagr0YjS7iVoAYSmHKtRcb1qaM-p7D-TwJA8POPbRHfMxKGWjtdSdLF5FqZbWOo-BGxl_eoq5dH9mBW-40umlYNRAVQ75xU6GFul/" style="margin-left: auto; margin-right: auto;"><span style="font-family: arial;"><img alt="NGC281小精靈星雲" data-original-height="1365" data-original-width="2048" height="426" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzU-BhePa7luZc9aEp5zC5GH1Gznn5aURhDGnuo3e1dagr0YjS7iVoAYSmHKtRcb1qaM-p7D-TwJA8POPbRHfMxKGWjtdSdLF5FqZbWOo-BGxl_eoq5dH9mBW-40umlYNRAVQ75xU6GFul/w640-h426/Cas_A_NGC281.jpg" width="640" /></span></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><span style="font-family: arial;">仙后座小精靈星雲</span></td></tr></tbody></table><span style="font-family: arial;"><span></span></span><p></p><a name='more'></a><div style="text-align: left;"><span style="font-family: arial;">小精靈星雲顧名思義,就是小精靈。但這裡不是指什麼可愛的精靈,是特定指那個<a href="https://zh.wikipedia.org/zh-tw/%E5%90%83%E8%B1%86%E4%BA%BA" target="_blank">打電動的那個小精靈</a>。我每次都覺得這是一個太小眾的名詞,現代人一出生就有iPhone,他們真的知道什麼是電視遊樂器、什麼是打電動嗎?而且啊,一個<a href="https://zh.wikipedia.org/zh-tw/NGC_281" target="_blank">1883年發現的星雲</a>,用1980年發明的遊行文化的東西命名,這邏輯怎麼想都覺得怪怪的XD</span></div><div><p><span style="font-family: arial;">拍這個星雲真的算滿簡單的,就是把仙后座<span style="text-align: center;">α放在畫面的左手邊(西邊)就好了。當初拍的時候也沒有想什麼取景,就是丟著一直拍,但是最後出來的效果意外的還不錯。</span></span></p><p><span style="font-family: arial;">雖然是這樣稍嫌隨便的作品,但其實這對我來說是建立信心的一場重要過程。對很多天文攝影愛好者而言可能早就深有體會,但我其實是原地踏步了很多年,一直都沒有主動是了解星空中有什麼可以拍攝的,也一直沒有重新拿起星圖來看深空天體的位置和大小,以及規劃可能的取景等等。先取好景不是為了什麼畫面平衡還是美學的理由,純然只是因為找好取景在觀景窗或是試拍和LiveView中比較好找到目標天區。這是很實際的理由。</span></p><p><span style="font-family: arial;">那年是2018年底,延續著上一次同樣在塔塔加使用計程車拍攝的<a href="https://evaof31734.blogspot.com/2018/05/blog-post.html" target="_blank">北美洲星雲</a>,計程車加上天文改裝的6D真的給了我很多的信心,會覺得若是我好好規劃的話,要拍攝到數量眾多的深空天體是可以期待的。也差不多就在這個時候,我有了拍攝100個最知名的深空天體的計畫,只是有待實際去執行了……</span></p><p><span style="font-family: arial;">這個計畫其實拖了很多年,除了執行力不足之外,更還卡在設備和器材不足。光是一個要能載得動計程車的赤道儀就拖了老半天,當初衝動入手計程車真的沒有衡量得很清楚。那時我不只是沒有赤道儀,連改裝的6D都沒有,用的是跟村長蔡元生借來的EM400和6D改機,要說我有什麼覺得拍深空很容易的感覺,還不是因為我都是用著別人的器材啊哈。</span></p><p><span style="font-family: arial;">有點小可惜的是,這個小精靈星雲的廣域好像就是這樣了,雖然位置很好找,但不用個800mm以上的焦距還是會顯得太小。500mm的優點是好操作、好盲抓,但是要拍攝到視直徑比較小的天體還是需要長一點的望遠鏡比較適合。我自己是很喜歡500mm這個焦段啦,因為我喜歡直接用眼睛找到目標天體,或是把望遠鏡用手動擺對位置之後就開始盲拍的成就感。不知道這樣子的樂趣是不是也能讓其他人體會呢? 或是這是一個自動導入的年代,什麼天體目標參考圖已經太老派了,真的不認得的話就上網google一下就好了呢? 我想這會是我一直存在的懷疑。</span></p><p></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="-webkit-text-stroke-width: 0px; letter-spacing: normal; margin-left: auto; margin-right: auto; orphans: 2; text-decoration-color: initial; text-decoration-style: initial; text-decoration-thickness: initial; text-transform: none; widows: 2; word-spacing: 0px;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzU-BhePa7luZc9aEp5zC5GH1Gznn5aURhDGnuo3e1dagr0YjS7iVoAYSmHKtRcb1qaM-p7D-TwJA8POPbRHfMxKGWjtdSdLF5FqZbWOo-BGxl_eoq5dH9mBW-40umlYNRAVQ75xU6GFul/" style="margin-left: auto; margin-right: auto;"><span style="font-family: arial;"><img alt="NGC281小精靈星雲" data-original-height="1365" data-original-width="2048" height="426" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzU-BhePa7luZc9aEp5zC5GH1Gznn5aURhDGnuo3e1dagr0YjS7iVoAYSmHKtRcb1qaM-p7D-TwJA8POPbRHfMxKGWjtdSdLF5FqZbWOo-BGxl_eoq5dH9mBW-40umlYNRAVQ75xU6GFul/w640-h426/Cas_A_NGC281.jpg" style="cursor: move;" width="640" /></span></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><span style="font-family: arial;">Cas α & NGC 281<br /><span style="background-color: white; color: #050505; font-size: 15px; text-align: start;">Canon 6D 改</span><br style="background-color: white; color: #050505; font-size: 15px; text-align: start;" /><span style="background-color: white; color: #050505; font-size: 15px; text-align: start;">ISO3200, exp.180s*13 (39m)</span><br style="background-color: white; color: #050505; font-size: 15px; text-align: start;" /><span style="background-color: white; color: #050505; font-size: 15px; text-align: start;">Dark*29, Flat*17, Bias*10</span><br style="background-color: white; color: #050505; font-size: 15px; text-align: start;" /><span style="background-color: white; color: #050505; font-size: 15px; text-align: start;">Takahashi ε-180ED (f=500mm)</span><br style="background-color: white; color: #050505; font-size: 15px; text-align: start;" /><span style="background-color: white; color: #050505; font-size: 15px; text-align: start;">Takahashi EM-400</span><br style="background-color: white; color: #050505; font-size: 15px; text-align: start;" /><span style="background-color: white; color: #050505; font-size: 15px; text-align: start;">20181004,玉山塔塔加</span><br style="background-color: white; color: #050505; font-size: 15px; text-align: start;" /><span style="background-color: white; color: #050505; font-size: 15px; text-align: start;">DSS411, Photoshop CC</span></span></td></tr></tbody></table><span style="font-family: arial;"><br /></span><div><p><span style="font-family: arial;">關於這張照片還有一件事一直覺得很煩,就是在畫面上方偏左的反射星雲到底是什麼名字,我查了好久都還是找不到,有點煩燥。</span></p></div></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-68049231193531772602022-01-24T01:41:00.002+08:002022-03-22T17:27:55.680+08:002022年初,天文器材盤點<p><span style="font-family: helvetica;">去年的下半年可說是爆買器材的半年,有些器材是真的衝動消費,現在不知道怎麼辦。例如說要買給底片機用的 Canon EF 35/2.0 IS.,我到底有什麼時候會拿Canon EOS30出來拍照呢?更不用說拿更大台的1nRS了,超不合理的啊XD</span></p><p><span style="font-family: helvetica;">但是若要說為了我的拍攝計畫,那器材好像已經買得差不多了:</span></p><div style="color: #333333;"><a name='more'></a></div><div style="color: #333333;"><span style="font-family: helvetica;">已擁有之器材列表:</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">望遠鏡:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Takahashi ε-180ED (500mm)</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Pentax 75SDHF (500mm)</span></div><div style="color: #333333;"><span style="font-family: helvetica;">WilliamOptics RedCat51 (250mm)</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Acuter MAK 60 (迷你馬) (750mm)</span></div><div style="color: #333333;"><span style="font-family: helvetica;">WilliamOptics UniGuide 50mm (200mm)</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">赤道儀:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Takahashi EM-200 Tamma2Z</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Vixen SXP<br />Vixen AP</span></div><div style="color: #333333;"><span style="font-family: helvetica;">SkyWatcher StarAdventure</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">導星系統:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Lacerta M-Gen + Kowa 100/2.8</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">自動對焦座:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Takahashi β-SGR</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">腳架:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">BENRO TMA28A Mach3</span></div><div style="color: #333333;"><span style="font-family: helvetica;">SLIK PRO 400DX</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">雲台:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Velbon QHD-72Q 球形雲台</span></div><div style="color: #333333;"><span style="font-family: helvetica;">中國製球形雲台</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">冷卻CCD:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">QHY 163M + CFW2-M-US + L/R/G/B/Ha/SII/OIII</span></div><div style="color: #333333;"><div><span style="font-family: helvetica;"><br /></span></div><div><span style="font-family: helvetica;">數位相機:</span></div><div><span style="font-family: helvetica;">Canon EOS 6D (天文改機)</span></div></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon EOS 6D (全光譜改機)<br />Canon EOS 6D<br />Canon EOS 550D(天文改機)<br />Canon EOS 80D</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Sony A7S<br /><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">底片相機:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon EOS 1nRS</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon EOS 30</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Nikon FM-2</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">-EF鏡頭:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Samyang MF 12/2.8 fisheye</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Samyang MF 24/1.4</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Sigma 35/1.4 Art</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon 35/2 IS</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon 50/1.4</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Samyang MF 50/1.4</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Samyang MF 135/2.2</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon EF 17-40/4L</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon 24-105/4 L</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Canon 28-135/3.5-5.6</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Sigma 70-300/4-5.6 APO</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">-F鏡頭</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Nikon Ai-s 55/2.8 micro</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">-E鏡頭</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Samyang MF 21/1.4</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Sony 16-50/3.5-5.6</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">-EF鏡頭轉接E卡口</span></div><div style="color: #333333;"><span style="font-family: helvetica;">Sigma MC-11</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">濾鏡:</span></div><div style="color: #333333;"><span style="font-family: helvetica;">ND1000 減光鏡 77mm?</span></div><div style="color: #333333;"><span style="font-family: helvetica;">STC Duo-Narrow Band 雙峰窄頻濾鏡 48mm</span></div><div style="color: #333333;"><span style="font-family: helvetica;">STC Multi-Spectrum Astro 多波段光害濾鏡 內置型濾鏡(Canon FF)</span></div><div style="color: #333333;"><span style="font-family: helvetica;">STC IR-Pass 590mm 內置型濾鏡(Canon FF)</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">------------------------------------------------------------</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">這三個月來用A7S配21/1.4當隨身機實在是超級完美的,除了大小夠小好攜帶,超高感光度讓我可以直接用S模式快門先決,或是直接P模式無腦拍攝,只要估焦跟縮光圈就可以拍到還OK的影像,覺得讚讚!</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">不過這也讓我再早一個月入手的Canon 35/2 IS鏡頭顯得完全白買了,想像中是要它來配底片機啦,但真的就還沒有拿出來用過。</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">原本也還有一支Sigma 85/1.4 Art,拍人像是真的很美,但拍天文沒有鏡頭支架實在是很難弄,而且平常要用到它實在機會太少,放在FB拍賣超過一個月沒人來問,結果一個住宜蘭的海巡直接就跟我買了! 而且他還拿R5要用轉接環來拍人像,我自己是覺得太重啦,但他覺得OK就很好啊。</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">現在我有三套完整的望遠鏡+赤道儀+相機的組合,天體拍攝清單也差不多要做出來了,今年沒意外的話大概就是把第三台6D拿去天文改機,然後買一顆比較OK的85鏡頭(大概又是Samyang的吧),焦段差不多就齊了。</span></div><div style="color: #333333;"><span style="font-family: helvetica;"><br /></span></div><div style="color: #333333;"><span style="font-family: helvetica;">算一算大約有200張照片要拍,每張照片算曝光2小時的話,再用2套500mm的器材來拍,等於是要有100小時的觀測時間,大概需要20個晴朗的夜晚。一年是肯定不夠的吧? 但我實在不想拖到兩年,我要加油。</span></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-23200163221857594582022-01-22T01:14:00.005+08:002022-03-07T21:29:29.478+08:00尋找韋伯望遠鏡:NGC2244、NGC2236、IC448<span style="font-family: arial;">這天上山其實給了自己太多的任務:九點要做一場象限儀座流星雨的直播節目,但七點的時候想先搶拍C/2021 A1彗星,然後整夜最好都盯著麒麟座拍,我要拍下韋伯望遠鏡的身影。</span><div><span style="font-family: arial;"><br /></span></div><div><span style="font-family: arial;">要完成這三個"科學目標",我各自找了我覺得最適合的器材(算了算也是花了不少錢XD)</span></div><span><span style="font-family: arial;"><a name='more'></a></span></span><div><span style="font-family: arial;">要直播流星雨,我用的是<a href="https://store.sony.com.tw/product/show/APwKAQtAQlgAAAFFVg0UfN.Q" target="_blank">Sony A7S</a>搭配<a href="https://www.samyanglens.com/en/product/product-view.php?seq=367" target="_blank">Samyang MF 21/1.4</a> 手動鏡頭,雖然有不夠廣的問題,但當初買A7S就是因為它可以<a href="https://youtu.be/FAaO2yw3YfM" target="_blank">直接錄到極光</a>啊,要錄到流星不是什麼問題吧。</span></div><div><span style="font-family: arial;"><br />事實上<a href="https://youtu.be/cyVYX1aJggs?t=10395" target="_blank">真的有錄到流星</a>,也算值得了啦XD</span></div><div><span style="font-family: arial;"><br /></span></div><div><span style="font-family: arial;">當然,這樣現場直出的畫面精細度是我不能接受的,這只能當作是二機,一機的畫面還是要靠長曝的星空來提供,這邊用的是公司的Canon 5D3配<a href="https://www.samyanglens.com/en/product/product-view.php?seq=198" target="_blank">Samyang MF 24/1.4</a>。至於為什麼不用我另一顆 <a href="https://www.samyanglens.com/en/product/product-view.php?seq=190" target="_blank">Samyang MF 12/2.8</a>來直播,單純是因為我忘記帶,氣死XD</span></div><div><span style="font-family: arial;"><br /></span></div><div><span style="font-family: arial;">要拍到C/2021 A1彗星,我用改機後的Canon 550D搭配<a href="https://www.samyanglens.com/en/product/product-view.php?seq=250" target="_blank">Samyang MF 135/2.2</a> 架在StarAdventure上來追蹤。另一台則是用未改機的Canon 6D搭配<a href="https://williamoptics.com/redcat-51" target="_blank">RedCat51</a>架在Vixen AP追蹤。不過實在是對這麼小的彗星沒什麼愛,這組照片到現在還沒處理。</span></div><div><span style="font-family: arial;"><br /></span></div><div><span style="font-family: arial;">最後就是我自己最看重的科學目標了,要拍到<a href="https://zh.wikipedia.org/zh-tw/%E8%A9%B9%E5%A7%86%E6%96%AF%C2%B7%E9%9F%A6%E4%BC%AF%E5%A4%AA%E7%A9%BA%E6%9C%9B%E8%BF%9C%E9%95%9C" target="_blank">詹姆士.韋伯望遠鏡</a>。我要用手邊最強的望遠鏡組合:Canon 6D改機搭配Takahashi <span style="background-color: white; color: #202122; font-size: 15.008px;"><span lang="el">ε180ED架在EM-200T2Z來拍攝。</span></span></span><span style="font-family: arial;">不過因為韋伯的位置需要盲拍,我要顧著直播沒辦法找天區,只知道在</span><a href="https://zh.wikipedia.org/zh-tw/%E7%8E%AB%E7%91%B0%E6%98%9F%E9%9B%B2" style="font-family: arial;" target="_blank">薔薇星雲</a><span style="font-family: arial;">附近,所以我先拍一張薔薇的邊邊吧,也不知道距離韋伯有多遠。這就是今天這張照片了。</span></div><div><span style="font-family: arial;"><br /></span></div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEhR7pJ63Ti7J833NZ8JnXSem-t11to0dj6F9jtnQBxl1f9yAi5wtwWdDYrHnpBEQzSgnjy7BjdnX96E0N-lVyWLrux5qJznT-PbQQE3a9MazMvWVkzshSCLQqrsHt8R85aUoD_HBHcyV-mCWF0FiIZeyrOH0rE-8wfHM-Tt0Qqk37lr5SO5bVwRrE_Mdg=s10743" style="margin-left: auto; margin-right: auto;"><span style="font-family: arial;"><img alt="NGC2244、NGC2236和IC448" border="0" data-original-height="7162" data-original-width="10743" height="426" src="https://blogger.googleusercontent.com/img/a/AVvXsEhR7pJ63Ti7J833NZ8JnXSem-t11to0dj6F9jtnQBxl1f9yAi5wtwWdDYrHnpBEQzSgnjy7BjdnX96E0N-lVyWLrux5qJznT-PbQQE3a9MazMvWVkzshSCLQqrsHt8R85aUoD_HBHcyV-mCWF0FiIZeyrOH0rE-8wfHM-Tt0Qqk37lr5SO5bVwRrE_Mdg=w640-h426" title="切一半的薔薇星雲和麒麟座ε" width="640" /></span></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><span style="font-family: arial;">切一半的薔薇星雲和麒麟座<span style="background-color: white; color: #202122; font-size: 15.008px; text-align: start;"><span lang="el">ε</span></span></span></td></tr></tbody></table><span style="font-family: arial;"><div style="text-align: center;"><span face=""Segoe UI Historic", "Segoe UI", Helvetica, Arial, sans-serif" style="background-color: white; color: #050505; font-size: 15px;">Canon 6D 改</span></div><span face=""Segoe UI Historic", "Segoe UI", Helvetica, Arial, sans-serif" style="background-color: white; color: #050505; font-size: 15px;"><div style="text-align: center;">ISO1600, exp.180s*39</div></span><span face=""Segoe UI Historic", "Segoe UI", Helvetica, Arial, sans-serif" style="background-color: white; color: #050505; font-size: 15px;"><div style="text-align: center;">Takahashi ε-180ED</div></span><span face=""Segoe UI Historic", "Segoe UI", Helvetica, Arial, sans-serif" style="background-color: white; color: #050505; font-size: 15px;"><div style="text-align: center;">Takahashi EM-200temma2Z</div></span><span face=""Segoe UI Historic", "Segoe UI", Helvetica, Arial, sans-serif" style="background-color: white; color: #050505; font-size: 15px;"><div style="text-align: center;">M-Gen autoguider</div></span><span face=""Segoe UI Historic", "Segoe UI", Helvetica, Arial, sans-serif" style="background-color: white; color: #050505; font-size: 15px;"><div style="text-align: center;">20220103 22:15~24:38 新中橫公路142.3K</div></span><span face=""Segoe UI Historic", "Segoe UI", Helvetica, Arial, sans-serif" style="background-color: white; color: #050505; font-size: 15px;"><div style="text-align: center;">DSS426、Photoshop 2019</div></span><br /><br />如果你有點開上面的流星雨直播影片,你會發覺後面的計程車正在拍攝冬季大三角的位置,其實就是在盲拍現在這張照片,此時的我根本還沒有把望遠鏡轉到韋伯的所在位置。</span><div><span style="font-family: arial;"><br /></span></div><div><span style="font-family: arial;">像這種歪歪的取景卻莫名其妙曝光了很久的照片,其實也算滿常出現的。但平常我其實是不太想上傳這種照片,顯得好像很不專業的感覺。但最近我又重拾對星圖的熱愛,發現其實整個天空有太多的深空天體可以標示出來了,所以又找到了一些樂趣。</span></div><div><span style="font-family: arial;"><br /></span></div><div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/a/AVvXsEg-o5WVOYKekxT7Onao6vS93_Nv6Apj7qb0LcGJ05WRilqEOewDCKqGyqc8f-scecLXOW-27xKW2KNF3lEMumxc01WPk2YU5iQgxg5IZBQL7OqUAzKfdeWYXsDFJFDZe7iarzqv_mXCdI9CIv-ErLil7uc_GT5UkNdsxSy5v38Zp1QLGN49VGKRCg1k5g=s3000" style="margin-left: auto; margin-right: auto;"><img alt="薔薇星雲周邊星圖" border="0" data-original-height="2250" data-original-width="3000" height="480" src="https://blogger.googleusercontent.com/img/a/AVvXsEg-o5WVOYKekxT7Onao6vS93_Nv6Apj7qb0LcGJ05WRilqEOewDCKqGyqc8f-scecLXOW-27xKW2KNF3lEMumxc01WPk2YU5iQgxg5IZBQL7OqUAzKfdeWYXsDFJFDZe7iarzqv_mXCdI9CIv-ErLil7uc_GT5UkNdsxSy5v38Zp1QLGN49VGKRCg1k5g=w640-h480" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;">盡全力標了畫面中所有的星雲和星團……</td></tr></tbody></table><br /><span style="font-family: arial;">我好像一直都知道有軟體可以自動標出星體的位置,但我就是懶得去弄,在powerpoint裡面一個一個標,其實也滿有趣的啊。</span></div><div><span style="font-family: arial;"><br /></span></div><div><span style="font-family: arial;">今天是個重要的一天,我決定去天文館報到了,所以跟公司提了離職,紀念一下這件事。</span></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-32707095886951594102021-07-04T03:23:00.014+08:002022-03-07T21:28:59.890+08:00沒處理好就再處理一次吧:心宿一二<table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg90JZx3dsgRzyeOLDnRcO10SCyPV6ttdBsB0zzORcTHyvgOY-AeRQZ6XGLJEAao5D3n6atVaRix6_BeV2JPiPbJu_dpwALy-UH6-coPuktDiOfMD0BlOOy8eL4DP1cJIcOPzcWndC0_vq-/" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img alt="" data-original-height="1365" data-original-width="2048" height="427" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg90JZx3dsgRzyeOLDnRcO10SCyPV6ttdBsB0zzORcTHyvgOY-AeRQZ6XGLJEAao5D3n6atVaRix6_BeV2JPiPbJu_dpwALy-UH6-coPuktDiOfMD0BlOOy8eL4DP1cJIcOPzcWndC0_vq-/" width="640" /></span></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;">心宿一、Sh2-9星雲和M4球狀星團周遭</span></td></tr></tbody></table><p style="text-align: left;"><span style="font-family: helvetica;">自己覺得這個下標很棒,因為這是我對這組心宿一的第二次處理的照片,而畫面中同時也包含了心宿一、心宿二兩顆星,雖然向來是心宿二這顆星比較有名,但就是因為特別講了比較不那麼有名的心宿一,使得這篇標題變得有趣了一些 -- 當然,這種趣味僅限於天文人之間啦。</span></p><span style="font-family: helvetica;"><a name='more'></a></span><p style="text-align: left;"><span style="font-family: helvetica;">這組照片發表在<a href="https://www.facebook.com/evaof31734/posts/10159783058043463" target="_blank">我的FACEBOOK</a>上面,算是一個系列作品吧,就像上一段提到的,這張照片是心宿一的第二次處理。其實我自己對於這兩次處理的結果感到很驚訝,兩次真的差滿多的。<a href="https://www.facebook.com/evaof31734/posts/10159781417238463" target="_blank">第一次處理</a>的結果好像影片拍爛了一樣,但在第二次的處理後,整個畫面的訊噪比好了很多,雖然也是費了很多工,但整個結果最後是有值得的。</span></p><p style="text-align: left;"></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiDih1WNV5g7PZssDi_5O5Wv2C9jvujrALF1sVpQnQVGWY26GHMIS5tuNHa-1Bd2L2CXxgxTu790V-A2Jbezq7PeP2mg3VAKlFBtN4eyD3GGZQTWT-DOuP2mYNUfhGbi0oiicHRfP4S7oNm/" style="margin-left: 1em; margin-right: 1em;"><span style="font-family: helvetica;"><img alt="" data-original-height="1365" data-original-width="2048" height="427" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiDih1WNV5g7PZssDi_5O5Wv2C9jvujrALF1sVpQnQVGWY26GHMIS5tuNHa-1Bd2L2CXxgxTu790V-A2Jbezq7PeP2mg3VAKlFBtN4eyD3GGZQTWT-DOuP2mYNUfhGbi0oiicHRfP4S7oNm/w640-h427/M4_ISO1600_1h15m_25frames_d2_pre_2.jpg" width="640" /></span></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;">第一次處理結果,我自己是覺得看了很不舒服啦</span></td></tr></tbody></table><span style="font-family: helvetica;"><br />其實這個第一次處理的結果,雖然我說看了很不舒服,但其實在中央SH2-9星雲的四周看得到除了紫紅色散光星雲之外,還有藍色的反射星雲,在旁邊更有暗黃色的星際雲氣,這是我第一次處理完最驚喜的地方。由於暗黃色的星際雲氣越來越常在我處理的照片中出現,我都會懷疑到底是望遠鏡(花最多錢)的改進(畢竟換了大黃),或是相機(最有感的……還是心理作用?),或是影像處理技術的進步? 因為我總是視星際雲氣為最困難拍攝到的目標,因此實在不太能肯定現在相對容易可以拍攝到的情況,是這三方向哪個進步的比較多?</span><p></p><p style="text-align: left;"><span style="font-family: helvetica;"><br /></span></p><p style="text-align: left;"><span style="font-family: helvetica;">不過,應該可以大致排除望遠鏡的改進造成的影響,雖然理論上還有心理上,換了大黃應該比之前的P75要有明顯的進步,但事實上P75一兩個小時的曝光也是很可觀的,當年<a href="https://www.facebook.com/photo?fbid=10158093384108463&set=a.10150310502678463" target="_blank">我想挑戰NGC1999</a>也沒有很困難。口徑造成的影響比我想像中的小,所以我想最明顯有差別的應該是相機的進步。不過還是考慮到大黃有18公分的口徑,又有2.8.的焦比,用大黃拍的話訊噪比肯定會好很多,這也應該要出現在照片的品質中才對。</span></p><p style="text-align: left;"><span style="font-family: helvetica;"><br /></span></p><p style="text-align: left;"></p><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg90JZx3dsgRzyeOLDnRcO10SCyPV6ttdBsB0zzORcTHyvgOY-AeRQZ6XGLJEAao5D3n6atVaRix6_BeV2JPiPbJu_dpwALy-UH6-coPuktDiOfMD0BlOOy8eL4DP1cJIcOPzcWndC0_vq-/" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img alt="" data-original-height="1365" data-original-width="2048" height="427" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg90JZx3dsgRzyeOLDnRcO10SCyPV6ttdBsB0zzORcTHyvgOY-AeRQZ6XGLJEAao5D3n6atVaRix6_BeV2JPiPbJu_dpwALy-UH6-coPuktDiOfMD0BlOOy8eL4DP1cJIcOPzcWndC0_vq-/" width="640" /></span></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;">第二次處理的結果,最重要是訊噪比的提升</span></td></tr></tbody></table><span style="font-family: helvetica;"><br /><br /></span><p></p><div style="text-align: left;"><span style="font-family: helvetica;">最後的成品,詳細的影像處理流程如下:<br />1- 亮場疊合:sigma減去法(設定k=3.0,重覆3次)、兩倍drizzle、雙線性法對齊影像<br />2- 暗場疊合:只用4張dark,拍攝時間是當天的05:38至05:50,sigma減去法疊合,熱像元移除<br />3- 平場影像:全部採用(但最終影像仍有需要平場調整之處,後面再詳述)<br />4- DSS疊合後,進PS預拉曲線,檢查色彩平衡,色階分布圖看似平衡</span></div><div style="text-align: left;"><span style="font-family: helvetica;">5- 影像粗調曲線拉亮,盡可能在低亮度區持續線性,產出之影像同樣存成16位元tiff檔,</span></div><div style="text-align: left;"><span style="font-family: helvetica;">6- 預處理影像餵給StatNet++做去星點運算,跑了2個小時……<br />7- 同上的預處理影像用CameraRaw的白平衡功能仔細找一個背景峰值還算貼合的位置找數值</span></div><div style="text-align: left;"><span style="font-family: helvetica;">8- 用同樣的白平衡數值給跑出來的無星點影像調整白平衡<br />9- 接著參考星野攝影三(p200)的去雜訊方法:</span></div><div style="text-align: left;"><span style="font-family: helvetica;"> 9-1 使用中和濾鏡、ab色板表面模糊、L色板表面模糊的順序,消去無星點影像的色彩雜訊</span></div><div style="text-align: left;"><span style="font-family: helvetica;"> 9-2 對整個影像做大半徑的USM(強度60,半徑120,臨界值10),強化影像中的雲氣</span></div><div style="text-align: left;"><span style="font-family: helvetica;">10- 拖線修正:影像放大兩倍後複製圖層,變暗再輕推,再壓平縮小影為一半</span></div><div style="text-align: left;"><span style="font-family: helvetica;">11- 縮星點處理:使用最小濾鏡用建議(p213)的處理設定來縮小星點,並做小半徑的USM(遮色片銳利化)增加星點細緻程度<br />12- 疊合有星點和無星點影像:無星點圖層在上方可見度80%,混合模式為加亮</span></div><div style="text-align: left;"><span style="font-family: helvetica;">13- 影像壓平、微調曲線(其實沒什麼好調的),調整GAMMA值在1.10左右,接著再回CameraRaw裡面拉亮陰影值</span></div><div style="text-align: left;"><span style="font-family: helvetica;">14- 調整影像色彩,自然飽度開到60,飽和度15</span></div><div style="text-align: left;"><span style="font-family: helvetica;"><br /><br /></span></div><div style="text-align: left;"><span style="font-family: helvetica;">拍攝參數:</span></div><div style="text-align: left;"><span style="font-family: helvetica;">Canon 6D 改<br />ISO1600, exp.180s*22<br />Dark*4,Bias*10,Flat*10<br />Takahashi ε-180ED<br />Takahashi EM-200temma2Z<br />M-Gen autoguider<br />20210320 27:16~28:32 合歡山翠峰卡爾小鎮<br />DSS425、StarNet++、Photoshop 2019</span></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-45521405986667301222021-02-26T14:46:00.001+08:002021-02-26T14:46:03.542+08:00用底片記錄2020年雙子座流星雨<p style="text-align: left;"> </p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgoDoGPT64kE8FsEXTF4T9cR5YXJ2smXjitltPg-VIlvzfB2hELXAGy5rBG6DxnVLfRAbvj9FlGEWn7qCsgRcmyhktnc-8YfYEQ6Us6qygRjsxXft3tGrY5-Mowq7u0HL7j66FOnimhg0Uf/s2048/EM200_epsilon180_%25E8%25AC%259D%25E7%25BF%2594%25E5%25AE%2587.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="2048" data-original-width="1358" height="400" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgoDoGPT64kE8FsEXTF4T9cR5YXJ2smXjitltPg-VIlvzfB2hELXAGy5rBG6DxnVLfRAbvj9FlGEWn7qCsgRcmyhktnc-8YfYEQ6Us6qygRjsxXft3tGrY5-Mowq7u0HL7j66FOnimhg0Uf/w265-h400/EM200_epsilon180_%25E8%25AC%259D%25E7%25BF%2594%25E5%25AE%2587.jpg" width="265" /></a></div><br /><p></p><div style="text-align: left;">2020年12月13日星期日,雙子座流星雨極大期落在12月14日隔天凌晨,月相近朔,觀測條件極佳。星期一已經先排好休假,但一直在觀望東北風的強弱,擔心會影響比較偏北的合歡山,所以中午就決定要往塔塔加出發了。</div><div style="text-align: left;"><br />因為終於擁有EM200了,要上山當然是非帶不可。但我也沒打算用EM200載相機拍星野,所以還是照舊要配計程車。但主力相機都要拍流星,所以計程車就變成一個滿尷尬的存在。既然主力相機的數量和光學系統是有限的,看來需要更仔細精算器材配置了。本來以為我缺的是數位相機(我一時也生不出來),但其實我少的是快門線。程式快門線我只有一條,雖然可以換頭讓80D跟6D都可以用,但一般快門線我也只有一條給80D系列用的,這樣如果我又要接EOS30底片機這樣會沒辦法,除非我是打算用1nRS來拍(快門線又跟它們不一樣,是專用的),這樣才有辦法用底片接望遠鏡做長時間拍攝。<br /><br /></div><div style="text-align: left;">奇怪,我忘記為什麼我最後決定放棄1nRS了,可能是機身太重,我沒辦法接在AP上配P75達到平衡,總之我決定去一趟相機王,把RS-60E3系列的副廠快門線買一條起來。同時再多買一顆球形雲台來用。剛好我要趕快把3倍券用完,預算是滿理想的。<br /><br /></div><div style="text-align: left;">總之最後我同時用4台相機(6D、80D、EOS30、FM2)拍攝,其中FM2因為只能固定和Nikkor 55/2.8 micro搭配,因為我也沒有NIKON的T-ring,沒辦法接看看計程車,不然我也是滿期待的(可能下次就會買吧)。</div><div style="text-align: left;"><br /></div><div style="text-align: left;">先講結論,滿開心的。雖然中間發生一件大笨事,就是我往新中橫公路去走,卻不知道17:30就關鐵門了,我根本進不去。評估一下,最後還是繞去合歡山鳶峰,少曝光兩個小時吧,我簡直氣死。 一到鳶峰,人真的有夠多,因為流星雨的消息一定新聞都有報,而且合歡山暗空公園的招牌就在鳶峰,也有蓋好專用的觀星平台了,真的吸引很多人來觀星。</div><div style="text-align: left;"><br /></div><div style="text-align: left;">我還滿驚喜,那天晚上在鳶峰觀賞流星雨的人們素質真的很不錯,沒有手電筒、雷射筆亂照,沒有炊煮、搭帳崩、架營燈,真的大家都是把自己投身在黑暗的環境之中,或坐或臥地欣賞今年的雙子座流星雨。</div><div style="text-align: left;"><br /></div><div style="text-align: left;">我在這瞬間覺得,在台灣推廣天文觀星,好像也做得滿成功的,不是嗎。</div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-57637373165643487072020-09-29T20:30:00.007+08:002020-09-30T11:13:03.435+08:00EM-200 Temma2Z 到手!其實原本都已經決定好,有錢要買CEM70了。一方面是CEM70是最新的赤道儀,而且中置平衡式赤道儀的載重能力看來是可靠的,有助於我日後若是想升級更大的鏡筒(例:RC-12之類的)。不過當親子觀星會那邊有一台二手近全新EM-200FG-Temma2Z丟出來,而且含腳架只賣12萬時,我幾乎沒有猶豫立刻就私訊了。<div><br /><span><a name='more'></a></span><div>看來也沒有人跟我搶,或許是最近一年EM200已經釋出太多台,有印象中就是吳文欽老師的初代EM200,還有另一台EM200-Temma2M後來被盧文傑標下了,接著就是我現在看到的這台EM200-Temma2Z了。</div><div><br /></div><div>去年星趴前,我急著想入手一台赤道儀把計程車架起來,畢竟計程車高調入手後,自從離開台南就沒有再架起來過了。我基本上存錢的主要目的就是入手一台中重型赤道儀。中間跟鴻宇趙偉光問了,也跟顏易程問了,大概都是推自家的CEM60或是AZEQ6。</div><div><br /></div><div>後來跟廠長打聽有沒有EM200的時候,廠長說他曾經代購回來一台新版本的TEMMA2Z進來,而那個同好後來又換成韓國無重錘赤道儀了,所以可能想脫手。聽起來是真的很不錯,但這時突然冒出來的EM200-Temma2Z對我來講是爆預算的,所以就先放著不管。記得那是二月的事情了。</div><div><br /></div><div>後來在親子觀星會看到這台赤道儀上架了,那時候還不知道跟廠長講的是同一台,總之雖然手邊現金還是不夠(而且我剛好要換機車了),但還是硬著頭皮買了下去。大概就是這樣。</div><div><br /></div><div>這真的是一台近全新的EM200-Temma2Z,沒有運轉後,沒有追蹤過天體,也沒有對過極軸,仰角都還是在日本原廠的狀態。在我窄小的房間內跟計程車架起來,三顆重錘(5kg、5kg、3.5kg)是可以平衝的,考慮了一下那顆3.5kg的重錘在顏色和外形上都和其他兩個不一致,還是跟永光訂一顆新版的5kg吧。</div><div><br /></div><div>在這邊還是要抱怨一下,高橋是幹嘛改配色啦,害我弄得超麻煩的。新舊版的高橋配色是很討厭的相似卻不能擺在一起的顏色,計程車的鏡筒跟木製腳都是舊配色,赤道儀卻是新的,很困擾。</div><div><br /></div><div>好,器材到齊了,接下來是下一步了。</div></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-55019686324115542062020-08-19T11:29:00.010+08:002020-08-19T11:37:06.008+08:00什麼是黑體輻射?<p>黑體(black body)指的是熱輻射理論中,一個理想的物質。理想中它應該100%吸收外界給他的輻射,不會有任何反射或散射,所以想像中它是不反光的「黑」。</p>
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<p style="margin: 0px;">但實際上,黑體幾乎不存在,物體或多或少都會反射外界給它的輻射。物理學家想到可以使用「空腔」來模擬黑體。一個只有小孔對外的巨大空腔,理論上那個小孔只有很低的機率會反射出外界射入的輻射,所以測量那個小孔射出的輻射有很高的信心認為與外界射入的輻射無關。</p>
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<p style="margin: 0px;">此時人們發現,測量空腔所射出的輻射,發現其「只有和溫度相關」,而不和空腔的材質、大小或其他性質相關。人們進一步了解了「空腔輻射」的性質,發現以下三大特點:</p>
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<p style="margin: 0px;">一、此種輻射在各個不同波段的強度只有一個最大值</p>
<p style="margin: 0px;">二、空腔溫度越高,此最大值的波長就越短</p>
<p style="margin: 0px;">三、此輻射之波長-強度曲線在不同溫度中不交叉重疊。也就是說,固定任何一個波長測量空腔輻射時,溫度越高,該波長的輻射強度總是越強。</p>
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<p style="margin: 0px;">由空腔輻射的研究,人們藉此了解黑體的上述三點重要特性。由於傳統物理學無法合理解釋為何黑體輻射會有此三大性質,普朗克運用數學方程式推導出黑體輻射定律,但他本人不相信,因為依據他推導出的黑體輻射方程式,物質內的能量將不會是連續的,而是有一個最小的基本能量單位,而此最小能量單位與輻射頻率有關,即量子力學的第一個基本定義E=hv。普朗克對此不能接受,但黑體輻射方程式完美解釋黑體輻射,並預言了許多物理現象,因此黑體輻射的研究開啟了全新的物理學-量子力學。</p>
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<p style="margin: 0px;">宇宙中到底存不存在黑體呢? 理論上理想的黑體並不存在,但實務上,近似於黑體特性的物體,雖然在生活周遭不常見,但宇宙中卻非常常見,就是宇宙中每一顆的恆星。像是我們的太陽自己用核融合反應發光,而距離太陽最近的恆星遠達4光年以外,所以另一顆恆星的光線幾乎不可能「照耀」一顆恆星的表面,因此測量太陽所發出光,忽略掉元素吸收光譜的影響(那是另一個故事),會發現幾乎是理想的黑體輻射。因此我們可以說,恆星看似明亮,但它們幾乎都是很理想的「黑」體喔!</p>
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<p style="margin: 0px;">運用黑體輻射的性質,我們終於得以測量遠方恆星的精確溫度,溫度越高的恆星越藍、溫度越低的恆星越紅,這就是黑體輻射對天文觀測最直接影響!</p><p style="margin: 0px;"><br /></p><p style="margin: 0px;">延伸閱讀:</p><p style="margin: 0px;">黑體輻射曲線用IDL來畫</p><p style="margin: 0px;"><span color="" face="" style="background-color: white; color: rgba(0, 0, 0, 0.52); font-family: roboto, robotodraft, helvetica, arial, sans-serif; font-size: 14px;"><a href="https://evaof31734.blogspot.com/2011/12/idl.html">https://evaof31734.blogspot.com/2011/12/idl.html</a></span></p>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-30714499187608846872020-07-21T11:04:00.003+08:002020-07-21T11:04:48.904+08:00[寫作] 天文攝影心得分享文章列表<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">一直想好好寫、好好整理一下自己在天文攝影上的心得。決定先想好標題,再來一篇一篇完成。臨時想到什麼主題想寫的,也會加入在這篇文章裡面。</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;"><br /></span>
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">目前想像中的,是每個主題先有初步的開頭,內容想到什麼再加,或是再寫第二篇吧。</span><br />
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<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">1- 初始色平衡</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">2- 星雲強化方法:中和</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">3- 星雲強化方法:最小</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">4- 星雲強化方法:遮色片銳利化</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">5- 天文攝影三色合成</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">6- 高動態範圍疊合:遮罩</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">7- 窄頻三色合成:哈伯色板</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">8- 如何合成H-alpha進彩色影像中</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">9- 彗星移動的角速</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">10- 月球在背景星空的移動(月全食)</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">11- 日全食影像疊合:日冕強化</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">12- 日落軌跡攝影</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">13- 影像比例尺計算</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">14- 星軌攝影</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">15- 星空縮時攝影</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">16- 污點與刮痕移除</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">17- 星景攝影疊合</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">18- E180ED光軸調整方法</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">19- P75修正鏡安裝方向</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">20- 極軸望遠鏡歸零校正</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">21- 解析力與極限星等計算</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">22- 星團赫羅圖</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">23- 月食藍帶攝影</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">24- 天體辨識軟體</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">25- 日全食的星光折射?</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">26- MaxinDL軟體平場</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">27- 改機與光譜</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">28- 月球視直徑</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">29- 日暈與月暈</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">30- 落日與大氣折射</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">31- 國際太空站凌日</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">32- </span><span style="font-family: "Helvetica Neue", Arial, Helvetica, sans-serif;">國際太空站飛掠</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">33- 冷卻CCD拍攝及處理流程</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">34- 高解析力太陽光譜</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">35- 金星凌日記錄</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">36- 水星凌日記錄</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">37- 太陽黑子運動</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">38- 太陽H-alpha影像處理</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">39- 木星影像處理</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">40- 木星衛星公轉</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">41- 面紗星雲廣視野合成</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">42- 月球的天秤動</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">43- 月掩水星</span><br />
<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">44- 星點移除軟體</span><br />
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<span style="font-family: Helvetica Neue, Arial, Helvetica, sans-serif;">45- DSS彗星模式疊圖<br />46- </span><span style="font-family: "Helvetica Neue", Arial, Helvetica, sans-serif;">底片的天文攝影</span><br />
謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-89369531061175350902020-06-26T19:00:00.000+08:002020-07-13T09:46:18.500+08:002020年中,天文攝影器材規劃<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">時間很快來到2020年的年中了,一輩子最重要的台灣日環食很成功,器材也有很微妙的調整,再來重新思考一下後續要怎麼調整。</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">已擁有之器材列表:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">望遠鏡:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Takahashi ε-180ED + β-SGR</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Pentax 75SDHF (500mm)</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Acuter MAK 60 (迷你馬) (750mm)</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">赤道儀:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Vixen AP + </span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">SkyWatcher StarAdventure</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">導星系統:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Lacerta M-Gen + Kowa 100/2.8</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">腳架:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">SLIK PRO 400DX</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">雲台:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Velbon QHD-72Q 球形雲台</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">冷卻CCD:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">QHY 163M + CFW2-M-US + L/R/G/B/Ha/SII/OIII</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">數位相機:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EOS 6D (天文改機)</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EOS 80D</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">底片相機:</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EOS 1nRS</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EOS 30</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Nikon FM-2</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">-EF鏡頭:</span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Samyang 12/2.8 fisheye</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 17-40/4L</span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Sigma 35/1.4 Art</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 50/1.4</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 24-105/4 L</span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 28-135/3.5-5.6</span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Sigma 70-300/4-5.6 APO</span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">-F鏡頭</span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Nikon Ai-s 55/2.8 micro</span></div>
<div style="color: #333333; font-size: 13px;">
<br /></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">------------------------------------------------------------</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">規劃:</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">輕便星野:</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">StarAdventure + 12/2.8 + 6D</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">StarAdventure + 35/1.4 Art + 6D</span></div>
<div style="caret-color: rgb(51, 51, 51); font-family: Arial, Tahoma, Helvetica, FreeSans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><span style="color: #333333;">StarAdventure + </span>55/2.8<span style="color: #333333;"> + FM-2</span></span></div>
<div style="caret-color: rgb(51, 51, 51); font-size: 13px;">
<span style="color: #333333; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">StarAdventure + </span><span style="color: red; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">85/1.4 ZE</span><span style="color: #333333; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> + 6D</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<br /></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">輕便深空:</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">AP + P75 + 6D改</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">AP + 1[P75 + 6D改] + 2[<span style="color: red;">RedCat51</span> + 80D]</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">500深空:</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><span style="color: red;">CEM70</span> + M-Gen + ε-180 + 6D改 </span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><span style="color: red;">CEM70</span> + M-Gen + ε-180 + β-SGR + QHY163M</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">日月食、凌日月攝影:</span></div>
<div style="caret-color: rgb(51, 51, 51); font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><span style="color: #333333;">AP + P75 + </span><span style="color: #38761d;">EF 2X II </span><span style="color: #333333;">+ 80D</span></span></div>
<div style="color: #333333; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">StarAdventure + MAK60 + 手機</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">========================================</span></div>
<div style="color: #333333; font-family: arial, tahoma, helvetica, freesans, sans-serif; font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div style="caret-color: rgb(51, 51, 51); font-size: 13px;">
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><span style="color: #333333;">在momo分期的誘惑之下,今年初亂買了兩顆鏡頭,只有35/1.4被我當作人像鏡用,12魚眼被我打入冷宮(而且它還移焦我還沒去處理)。目前在想著要不要入手105/2.5之類的Nikon人像鏡,當作未來拍人用的。還是去收一支</span><span style="color: red;">85/1.4 ZE</span><span style="color: #333333;">? </span></span></div>
謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-65303199700239969512019-07-10T01:38:00.004+08:002022-03-07T21:30:00.674+08:00[攝影] 慘不忍睹的影像處理歷程<span style="font-family: helvetica;">剛在硬碟裡挖到舊照片,一看可不得了,真的好爛,是那種影像處理完證明真的拍得很爛的影像,所以就壓在硬碟裡面處理完也不發佈的。而且啊,過一陣子就會拿出來重新看一次,手癢就會再處理一次,然後證明真的很爛這樣。<br />
<br />
</span><a name='more'></a><span style="font-family: helvetica;"><br />
<br />
所以咧,po上來給自己做的記錄,真的是張救不回來的影像。分為以下幾個問題:<br />
<br />
拍攝時:<br />
1- 未精確對焦,星點肥大<br />
2- 未正確取景,畫面主體都在左上部<br />
3- 兩組取景位置差滿多的,沒有詳細規畫<br />
4- 缺乏短曝光影像(也可能是拍了沒有處理),因此亮星雲中間是過曝的<br />
5- 未使用改過濾鏡相機拍攝,不過這算不上什麼問題,頂多就是沒效率<br />
<br />
前期處理時:<br />
1- 疊圖選擇模式不對,怎麼會沒有交疊處訊噪比那麼低<br />
2- 既然有一大塊沒疊到,為什麼挑影像不先挑掉?<br />
<br />
----------今天做的部分----------<br />
後期處理時:<br />
1- 初始色平衡還有很多可以嘗試的,第三版還是偏藍的,前兩版根本不會色平衡就不說了<br />
2- 抹星點用最小的那個圖層太粗魯了,而且用過最小後整個色彩平衡都變了,要思考一下為何。<br />
3- 背景的暗紅星雲是否也是色偏?整體影像色彩還是失控了,暗部很紅,中間超藍,亮部紫紫的<br />
4- 用飽和度+30來檢查影像色偏這個方法正確嗎?<br />
5- 手動縮星點還是太不自然,要把縮星點這功課做好還是需要練習<br />
6- 縮完星點後能看到IC423、IC426覺得很驚喜<br />
<br />
<br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhxiTVSCHa19FMA2aEaJNeZx1Dis82DF5Q1fnUFB5voHX-af6HDFwe9p3ZRq1RGKDk6h-NsWOXRUZYimUDCtUAZzk9z3Pq-SQqSVTfhodvYYc4l_qkJJtJpd2IhTG7e6GoWlYP7-arnNBIu/s1600/Orion_ISO1600_1h4m_32frames_1.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img border="0" data-original-height="1064" data-original-width="1600" height="212" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhxiTVSCHa19FMA2aEaJNeZx1Dis82DF5Q1fnUFB5voHX-af6HDFwe9p3ZRq1RGKDk6h-NsWOXRUZYimUDCtUAZzk9z3Pq-SQqSVTfhodvYYc4l_qkJJtJpd2IhTG7e6GoWlYP7-arnNBIu/s320/Orion_ISO1600_1h4m_32frames_1.jpg" width="320" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;">Orion_ISO1600_1h4m_32frames_1<br />
製作日期:2014/10/30</span></td></tr>
</tbody></table>
<span style="font-family: helvetica;"><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEivAepiv47gay6TFpsIZh_QTX-4oCJPP-jkk-vh425I_YmZ9zrRHODkDhZuZAYtW1IzMsuoxt0bghTlO2PNQ2r4hb8pHNSw7RzVjzjgOUbootECgdUG4ow5pSgTd5z8njwLfDvLoANJnqbH/s1600/Orion_ISO1600_1h4m_32frames_2.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img border="0" data-original-height="1064" data-original-width="1600" height="212" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEivAepiv47gay6TFpsIZh_QTX-4oCJPP-jkk-vh425I_YmZ9zrRHODkDhZuZAYtW1IzMsuoxt0bghTlO2PNQ2r4hb8pHNSw7RzVjzjgOUbootECgdUG4ow5pSgTd5z8njwLfDvLoANJnqbH/s320/Orion_ISO1600_1h4m_32frames_2.jpg" width="320" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;">Orion_ISO1600_1h4m_32frames_2<br />
製作日期:2014/11/27</span></td></tr>
</tbody></table>
<span style="font-family: helvetica;"><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjKLehrv1_4C6RHklEPSk9x81z-F1G3R0RHa-aZjZkgjQX803h0y_9AprW9S97CUVeq5IocQfMLZzPKBdXb2MyjuFOBdmQJt1UQVMcKCs6JSvLNXKgDRL9-pjkcv52N0Zq5sbatXRRGDNLu/s1600/Orion_ISO1600_1h4m_32frames_3.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img border="0" data-original-height="1064" data-original-width="1600" height="212" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjKLehrv1_4C6RHklEPSk9x81z-F1G3R0RHa-aZjZkgjQX803h0y_9AprW9S97CUVeq5IocQfMLZzPKBdXb2MyjuFOBdmQJt1UQVMcKCs6JSvLNXKgDRL9-pjkcv52N0Zq5sbatXRRGDNLu/s320/Orion_ISO1600_1h4m_32frames_3.jpg" width="320" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;">Orion_ISO1600_1h4m_32frames_3<br />
製作日期:2019/07/09</span></td></tr>
</tbody></table>
<span style="font-family: helvetica;"><br />
我希望不要只是報喜不報憂,自欺欺人,現在能做到怎樣就發怎樣的圖。況且,當下很滿意的,過一陣子回頭來看也是亂七八糟,所以現階段有逼自己留一點記錄來反思是很重要的。</span>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-87708943088043332462019-04-22T21:35:00.000+08:002019-12-02T10:00:45.939+08:002019年初天文攝影器材規劃<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">雖然曾經想過要把天文器材賣掉一些,但最後還是決定繼續留著好好拍照,因此盤點手中有的器材就變成一件必須要做的事。</span><br />
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"></span><br />
<a name='more'></a></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">已擁有之器材列表:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">望遠鏡:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Takahashi ε-180ED + β-SGR</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Pentax 75SDHF</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">赤道儀:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Vixen AP</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">SkyWatcher StarAdventure</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">導星系統:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Lacerta M-Gen</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">腳架:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">SLIK PRO 400DX</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">雲台:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Velbon QHD-72Q</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">冷卻CCD:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">QHY 163M + CFW2-M-US + L/R/G/B/Ha/SII/OIII</span></div>
<div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">數位相機:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 6D 天文改機</span></div>
</div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 80D</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">底片相機:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 1nRS</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EOS30</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Nikon FM-2</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">鏡頭:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 17-40/4L</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 24-105/4 L</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 50/1.4</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">------------------------------------------------------------</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">規劃:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">輕便星野:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">StarAdventure + 17-40/L + 6D</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">StarAdventure + <span style="color: red;">Zeiss50/1.4ZF</span> + FM-2</span></div>
<div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">StarAdventure + <span style="color: red;">RedCat51</span> + 6D</span></div>
</div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">輕便深空:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">AP + P75 + 6D改</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">AP + 1[P75 + 6D改] + 2[<span style="color: red;">RedCat51</span> + 80D]</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">500深空:</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><span style="color: red;">CEM60</span> + M-Gen + ε-180 + 6D改 </span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><span style="color: red;">CEM60</span> + M-Gen + ε-180 + β-SGR + QHY163M</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">========================================</span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">目前規劃是這樣,不過計劃趕不上變化,我們就再觀察看看吧。</span></div>
謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-70987633647827259372018-09-18T21:29:00.007+08:002022-03-07T21:31:05.746+08:00用兩套設備做比較:巫婆星雲<span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">IC2118 巫婆星雲</span></span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto;"><tbody><tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRT7jNPCyCC-4QIAjK5Q2Qe7-DXjQqUX2K9QlAHQeX1HYwBieNKEtkqluXQCcSvq816nY8bldd-51v2qe3HRcSqRLMksVXT7s56MCE7Oh8sUpJ5XNOPfca1ZhTvjp7N0e5Juxt0xuitMwC/s1600/20180914+IC2118%25E6%25AF%2594%25E8%25BC%2583.jpg" style="margin-left: auto; margin-right: auto;"><img border="0" data-original-height="789" data-original-width="1600" height="313" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRT7jNPCyCC-4QIAjK5Q2Qe7-DXjQqUX2K9QlAHQeX1HYwBieNKEtkqluXQCcSvq816nY8bldd-51v2qe3HRcSqRLMksVXT7s56MCE7Oh8sUpJ5XNOPfca1ZhTvjp7N0e5Juxt0xuitMwC/s640/20180914+IC2118%25E6%25AF%2594%25E8%25BC%2583.jpg" width="640" /></a></td></tr><tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica; text-align: left;"><span style="font-size: xx-small;"><span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="color: #333333;"><span style="background-color: white;">左側:</span></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="color: #333333; text-align: center;"><span style="background-color: white; text-align: left;"> </span></span><span face=""arial" , "tahoma" , "helvetica" , "freesans" , sans-serif" style="color: #333333; text-align: center;">ε-180ED</span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; color: #333333;"> 曝光3分鐘</span></span><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; color: #333333;"><span style="font-size: xx-small;">右側:P75曝光45分鐘</span><br /></span></span></td></tr></tbody></table><br /><span style="font-family: helvetica;">
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="font-size: x-small; margin-left: auto; margin-right: auto;"></span></span></span><div><div><span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="color: #333333; font-size: x-small;"><br /></span></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">那天下午才決定要上山,器材收了三套,分別是:</span><br /><span style="color: #333333; text-align: center;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">ε-180ED</span></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"> + EM400 +6D改</span><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">Pentax 75SDHF + AP + QHY163M</span><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">Sigma 14/1.8 Art + 6D + StarAdventure</span><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">結果在山上發現選哥的相機腳架拆不開</span><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">所以StarAdventure就放棄了</span><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">然後QHY163M果然還是不能用Mac,在Mac裡用EZCAP只能冷卻不能拍照,在VirtualBox裡的Win7用MaxImDL抓不到QHY,所以放棄</span><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">最後就只用兩組拍</span><br /></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span></span></div><div><span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">剛好兩組赤道儀都有拉去拍巫婆星雲,來做個小比較吧</span><br />
</span><a name='more'></a><span style="font-family: helvetica;"><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiMt7Z_xexo35ncYquAGebYEVyPkLc99Lb82NGJO-oixf1WuaLxCQ0M8YX1KGWf0YCQwyB86FlhFo9rf5-XDnrhaTklVxn3sa6wqp7F6jicc1DkujtwPxOkyXuxHb7_io-4Nlet5-Rjlonr/s1600/20180914_IC2118_ISO3200_44m58s_15frames.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img border="0" data-original-height="1600" data-original-width="1068" height="640" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiMt7Z_xexo35ncYquAGebYEVyPkLc99Lb82NGJO-oixf1WuaLxCQ0M8YX1KGWf0YCQwyB86FlhFo9rf5-XDnrhaTklVxn3sa6wqp7F6jicc1DkujtwPxOkyXuxHb7_io-4Nlet5-Rjlonr/s640/20180914_IC2118_ISO3200_44m58s_15frames.jpg" width="424" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;"><span style="caret-color: rgb(51, 51, 51); color: #333333;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-size: xx-small;">IC2118 </span></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="caret-color: rgb(51, 51, 51); color: #333333; font-size: xx-small;">巫婆星雲</span><span style="caret-color: rgb(51, 51, 51); color: #333333;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; font-size: xx-small; text-align: left;">Canon 6D (選哥)</span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; font-size: xx-small; text-align: left;"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; font-size: xx-small; text-align: left;">ISO3200, exp.180s*15=45min<br />dark*18, Flat*20, Bias*11</span></span><br />
</span><div style="text-align: center;">
<span style="caret-color: rgb(51, 51, 51); color: #333333;"><span style="background-color: white; font-family: helvetica; text-align: left;"><span style="background-color: transparent; text-align: center;"><span style="font-size: xx-small; text-align: left;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">Pentax 75SDHF (f=500mm) </span><span face=""arial" , "tahoma" , "helvetica" , "freesans" , sans-serif">+ </span></span></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-size: xx-small;">Vixen AP</span></span></span></div>
<div style="caret-color: rgb(51, 51, 51); color: #333333; font-size: 10.4px;">
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; font-family: helvetica; font-size: xx-small; text-align: left;">20180913,合歡山昆陽</span></div>
<span face=""arial" , "tahoma" , "helvetica" , "freesans" , sans-serif" style="caret-color: rgb(51, 51, 51); color: #333333; font-size: xx-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="background-color: white; font-family: helvetica; text-align: left;">DSS411, Photoshop CC</span></span></span></td></tr>
</tbody></table>
<span style="font-family: helvetica;"><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgyw0NEaH6bvH_boY0OEOfHkNrdjsHGdrb2LU1M6lJznZ1VqxrE2DT5DkxK51oY28s2VocCrZW61kO4EF6BZddWrAnfAryMe2HXioebmpj3FbgheLTnoGRn4LKUp6c7S1PHa7fACMomcK-A/s1600/20180914_IC2118_ISO1600_2m59s_1frmaes.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img border="0" data-original-height="1067" data-original-width="1600" height="425" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgyw0NEaH6bvH_boY0OEOfHkNrdjsHGdrb2LU1M6lJznZ1VqxrE2DT5DkxK51oY28s2VocCrZW61kO4EF6BZddWrAnfAryMe2HXioebmpj3FbgheLTnoGRn4LKUp6c7S1PHa7fACMomcK-A/s640/20180914_IC2118_ISO1600_2m59s_1frmaes.jpg" width="640" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;"><span face=""arial" , "tahoma" , "helvetica" , "freesans" , sans-serif" style="caret-color: rgb(51, 51, 51); color: #333333; font-size: xx-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">IC2118 巫婆星雲<br /><span style="background-color: white; text-align: left;">Canon 6D 改 (村長</span><span style="background-color: white; text-align: left;">)</span><span style="background-color: white; text-align: left;"><br /></span><span style="background-color: white; text-align: left;">ISO1600, exp.180s*1=3min<br />dark*13, Flat*20, Bias*11</span><span style="background-color: white; text-align: left;"><br /></span><span style="background-color: white; text-align: left;">TAKAHASHI </span></span><span style="caret-color: rgb(102, 102, 102);">ε-180ED</span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; text-align: left;"> (f=500mm) +</span></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; color: #333333; font-size: xx-small; text-align: left;"> EM-400 (村長)</span><span face=""arial" , "tahoma" , "helvetica" , "freesans" , sans-serif" style="caret-color: rgb(51, 51, 51); color: #333333; font-size: xx-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; text-align: left;"><br /></span></span><span face=""arial" , "tahoma" , "helvetica" , "freesans" , sans-serif" style="caret-color: rgb(51, 51, 51); color: #333333; font-size: xx-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="text-align: left;"></span><span style="background-color: white; text-align: left;">20180913,合歡山昆陽</span><br /><span style="background-color: white; text-align: left;">DSS344, Photoshop CC</span></span></span></span></td></tr>
</tbody></table>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;"><br /></span></div><div><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;">雖然照片看起來差不多,但計程車拍的只有曝光三分鐘!</span></div><div><span style="font-family: helvetica;"><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">雖然改過IR cut的相機感光頻率比較廣</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">但最主要還是來自計程車的超高效率</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">焦距一樣500,口徑180跟75就是焦比2.78跟6.67的差距</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">口徑差180/75=2.4倍,進光量差2.4^2=5.76倍,曝光時間就少5.76倍</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">所以計程車單張3分鐘等於P75拍6張,還好我這次P75有拍到45分鐘…… 而且在影像中也可以看得出來訊噪比有比較好</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRT7jNPCyCC-4QIAjK5Q2Qe7-DXjQqUX2K9QlAHQeX1HYwBieNKEtkqluXQCcSvq816nY8bldd-51v2qe3HRcSqRLMksVXT7s56MCE7Oh8sUpJ5XNOPfca1ZhTvjp7N0e5Juxt0xuitMwC/s1600/20180914+IC2118%25E6%25AF%2594%25E8%25BC%2583.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica; font-size: x-small;"><img border="0" data-original-height="789" data-original-width="1600" height="313" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRT7jNPCyCC-4QIAjK5Q2Qe7-DXjQqUX2K9QlAHQeX1HYwBieNKEtkqluXQCcSvq816nY8bldd-51v2qe3HRcSqRLMksVXT7s56MCE7Oh8sUpJ5XNOPfca1ZhTvjp7N0e5Juxt0xuitMwC/s640/20180914+IC2118%25E6%25AF%2594%25E8%25BC%2583.jpg" width="640" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: left;"><span style="font-family: helvetica;"><span style="font-size: x-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="color: #333333; font-size: xx-small;"><span style="background-color: white; caret-color: rgb(51, 51, 51);">左側:</span></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="color: #333333; text-align: center;"><span style="background-color: white; text-align: left;"> </span></span><span face=""arial" , "tahoma" , "helvetica" , "freesans" , sans-serif" style="color: #333333; text-align: center;">ε-180ED</span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; color: #333333;"> 曝光3分鐘</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; color: #333333; font-size: x-small;">右側:P75曝光45分鐘</span></span></td></tr>
</tbody></table>
<span style="font-family: helvetica;"><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">P75的極限星等顯然是比較高的,暗星的數目,雲氣的扎實程度可以看得出來</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">但計程車的星點細緻不少,相信是因為那晚的風非常大,AP承受不住風力因此使得星點變得很粗</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">整理而言影像確實有差,但差別好像沒有到15倍那麼多,這實在很想讓人看看計程車曝光45分鐘會是什麼樣子……</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">總之,計程車跑得快是真的!</span></span></div></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com1tag:blogger.com,1999:blog-7886761479405009878.post-21738577570940798222018-05-27T02:28:00.005+08:002022-03-07T21:31:42.216+08:00和顏鴻選在漁光島等南十字:星落日落塔<span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">聽到<a href="https://www.facebook.com/enastrokosmo" target="_blank">顏鴻選</a>在漁光島等南十字,之前只有去過堤防,這次看他到底在哪裡拍</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">結果原來是<a href="https://www.2017yuguangartfestival.com/copy-of-01" target="_blank">日落塔</a>,這裡沙子有夠多……</span></span><div><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody><tr><td><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmfC2lrykGa3dXd1mvt_ekGqraBxoi-CIxbIPn7hqvu2dDabYDRR3S22Eisp2JSmpd48sS8puWLfVHRzraO7B8tIDflKtFQtvw2VJ6EcNsYxomj9bFUvYB05A1QUvVqH_hjIDXbOt43SAB/s1600/StarStaX_IMG_9726-IMG_9970_lighten_.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img border="0" data-original-height="1067" data-original-width="1600" height="424" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmfC2lrykGa3dXd1mvt_ekGqraBxoi-CIxbIPn7hqvu2dDabYDRR3S22Eisp2JSmpd48sS8puWLfVHRzraO7B8tIDflKtFQtvw2VJ6EcNsYxomj9bFUvYB05A1QUvVqH_hjIDXbOt43SAB/s640/StarStaX_IMG_9726-IMG_9970_lighten_.jpg" width="640" /></span></a></td></tr><tr><td class="tr-caption"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica; font-size: x-small;">星落.日落塔</span></td></tr></tbody></table><a name='more'></a><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;">也想跟顏鴻選一樣在沙灘上拍深看,但我發現沒帶到我的P75相機接環,要跟他一起用P75拍深空的規劃看來是失敗了</span></span></div><div><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;"><br /></span></span></div><div><span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">啊這個天空光害我不能接受啦XD</span><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">雖然下圖的這個人的<a href="https://www.facebook.com/photo.php?fbid=10155438191923133&set=pb.569788132.-2207520000.1527359015." target="_blank">NGC5139</a>拍得很開心啦:</span><br /></span><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKpAZOkJ3Q16LrmZol3hhRV1uVxrGJqyZV75cFhmOZHEeeDCAaTPy0ONazc0JXGUxfYxgSiSN4bWXtS2CZ6pdeNRCCaH4bfowkM9zbWGGb2UICo50QSr7J-n36QrBhQS_xtKOici9LFG81/s1600/IMG_9715.JPG" style="margin-left: auto; margin-right: auto;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;"><img border="0" data-original-height="1067" data-original-width="1600" height="425" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKpAZOkJ3Q16LrmZol3hhRV1uVxrGJqyZV75cFhmOZHEeeDCAaTPy0ONazc0JXGUxfYxgSiSN4bWXtS2CZ6pdeNRCCaH4bfowkM9zbWGGb2UICo50QSr7J-n36QrBhQS_xtKOici9LFG81/s640/IMG_9715.JPG" width="640" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica; font-size: x-small;">放葉拍南十字改拍<span style="caret-color: rgb(34, 34, 34); color: #222222; text-align: start;">ω星團,而且還沒有快門線的<a href="https://www.facebook.com/redscosky/" target="_blank">星天日和</a>小編</span></span></td></tr>
</tbody></table>
<span style="font-family: helvetica;"><br /><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">找景找了一陣子,原本一直很喜歡這個海灣,但沒辦法有什麼特色</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">而且重點是光害太強了。</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">重光害區,那就拍星軌吧</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">最後的結果我滿喜歡的:</span><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmfC2lrykGa3dXd1mvt_ekGqraBxoi-CIxbIPn7hqvu2dDabYDRR3S22Eisp2JSmpd48sS8puWLfVHRzraO7B8tIDflKtFQtvw2VJ6EcNsYxomj9bFUvYB05A1QUvVqH_hjIDXbOt43SAB/s1600/StarStaX_IMG_9726-IMG_9970_lighten_.jpg" style="margin-left: auto; margin-right: auto;"><span style="font-family: helvetica;"><img border="0" data-original-height="1067" data-original-width="1600" height="424" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmfC2lrykGa3dXd1mvt_ekGqraBxoi-CIxbIPn7hqvu2dDabYDRR3S22Eisp2JSmpd48sS8puWLfVHRzraO7B8tIDflKtFQtvw2VJ6EcNsYxomj9bFUvYB05A1QUvVqH_hjIDXbOt43SAB/s640/StarStaX_IMG_9726-IMG_9970_lighten_.jpg" width="640" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-size: x-small;">星落.日落塔<br /><span style="caret-color: rgb(51, 51, 51); color: #333333;"><span style="background-color: white; text-align: left;">Canon 6D</span><span style="background-color: white; text-align: left;"><br /></span></span><span style="caret-color: rgb(51, 51, 51); color: #333333;"><span style="background-color: white; text-align: left;">ISO1600, exp.8s, f/2.8, x245</span></span></span><br />
</span><div style="text-align: center;">
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica; font-size: x-small;">Sigma <span style="caret-color: rgb(102, 102, 102);">50/1.4 Art</span></span></div>
<div style="text-align: center;">
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-size: x-small;"><span style="font-family: helvetica; text-align: left;">20180409 23:54:12~00:29:29,安平漁光島</span></span></div>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-size: x-small;"><span style="caret-color: rgb(51, 51, 51); color: #333333;"><span style="background-color: white; font-family: helvetica; text-align: left;">StarStaX, Photoshop CC</span></span></span></td></tr>
</tbody></table></div>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-52879650560794405472018-05-26T10:06:00.005+08:002022-03-07T21:31:55.325+08:00大黃開光照:北美洲星雲<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">每次都要來個開光照,彷彿才剛得到這台望遠鏡一樣</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">雖然已經在重光害區接過單眼試拍了</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">也在山上接冷卻CCD拍了</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">但沒有在山上接改過的單眼拍過</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">好吧,也算是一個全新的開光照吧。</span><br />
<br />
<a name='more'></a><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">臨時起意(其實中午就看好天氣)想上山,把生活瑣事處理完之後,跟<a href="https://www.facebook.com/profile.php?id=100001389211647" target="_blank">周銀王老師</a>借了EM200,從<a href="https://www.facebook.com/planet70848/" target="_blank">星球食饌</a>出發</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">路上撿了一個夥伴之後,一如預料地提神,很好</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">直奔玉山塔塔加</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">因為知道月相不佳,凌晨快三點月亮才下去,四點就天亮了</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">所以我計算的就是那一個小時的曝光</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">大黃(也可以叫計程車)的焦比2.8,比P75口徑大了2.4倍,曝光效率差5.8倍,應該一小時等同P75拍整晚吧,所以就衝了。</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<span style="color: white;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">還不能回去,只能遠遠地看著熟悉的一切。</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">一定要穩住。</span><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjR3VzI3buDSr6t-CSaqip_x0CYyGqJ1zdtOZdNkqaR2YfIE6vEY4O9AMAgNGKw8EFIZ_75RljfeuPSo-2g661dGgv4FjuMJiVqQ35FbuFBnfDq2XI2vAX4OTzuqtczLdj84j2j-Wo6SCOR/s1600/NGC7000_ISO600_53m58s_18frames.jpg" style="margin-left: auto; margin-right: auto;"><span style="color: black;"><img border="0" data-original-height="1067" data-original-width="1600" height="425" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjR3VzI3buDSr6t-CSaqip_x0CYyGqJ1zdtOZdNkqaR2YfIE6vEY4O9AMAgNGKw8EFIZ_75RljfeuPSo-2g661dGgv4FjuMJiVqQ35FbuFBnfDq2XI2vAX4OTzuqtczLdj84j2j-Wo6SCOR/s640/NGC7000_ISO600_53m58s_18frames.jpg" width="640" /></span></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;"><span style="font-size: x-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">NGC7000 北美洲星雲<br /><span style="caret-color: rgb(51, 51, 51);"><span style="background-color: white; text-align: left;">Canon 6D 改 (村長</span><span style="background-color: white; text-align: left;">)</span></span><span style="caret-color: rgb(51, 51, 51);"><span style="background-color: white; text-align: left;"><br /></span><span style="background-color: white; text-align: left;">ISO1600, exp.180s*18<br />dark*10, Flat*21, Bias*11</span><span style="background-color: white; text-align: left;"><br /></span><span style="background-color: white; text-align: left;">TAKAHASHI </span></span></span><span style="caret-color: rgb(102, 102, 102);">ε-180ED</span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="background-color: white; text-align: left;"> (f=500mm)</span></span><br />
<div style="text-align: center;">
<span style="font-size: x-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="text-align: left;"><span style="background-color: white; caret-color: rgb(51, 51, 51);">TAKAHASHI EM-200 (周老師)</span></span></span></span></div>
<span style="font-size: x-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="text-align: left;">
</span><span style="caret-color: rgb(51, 51, 51);"><span style="background-color: white; text-align: left;">20180526,玉山塔塔加</span></span><br style="caret-color: rgb(51, 51, 51);" /><span style="caret-color: rgb(51, 51, 51);"><span style="background-color: white; text-align: left;">DSS344, Photoshop CC</span></span></span></span></td></tr>
</tbody></table>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com1tag:blogger.com,1999:blog-7886761479405009878.post-39400867267679964572018-05-21T18:02:00.005+08:002022-03-07T21:32:46.564+08:00夏日之始:M8、M20<span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">夏天開始了。這將會是一個改變很多的夏天。</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">但或許每個夏天都會是改變很多的,只是我們沒有意識到這些事情。</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"></span><br /></span>
<br />
</span><a name='more'></a><span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">這是第二次上鳳凰山天文台,我帶著學校的SXP和自己的P75,村長的6D改,然後大概是忘了關LiveView吧,所以畫面都是紅外光的紫色。枉費了爬山那麼久,而且好久沒用P75了。</span></span><br />
</span><table cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgKympfbgIGFNu8S5iTfBOH6QLpz7_8pPk5dMeo8bQW3iRbT6jcilFmULybm97hNoXo48jNBVC8YhNkkx-flkafJ8dya8T84KXx-T8tjNu6F_hC6j0GCqW_TY9-YEJNZ7N5S5FSDIBwnjGf/s1600/M8M20_ISO1600_35m57s_12frames.jpg" style="clear: left; margin-bottom: 1em; margin-left: auto; margin-right: auto;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica; font-weight: normal;"><img border="0" data-original-height="1069" data-original-width="1600" height="265" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgKympfbgIGFNu8S5iTfBOH6QLpz7_8pPk5dMeo8bQW3iRbT6jcilFmULybm97hNoXo48jNBVC8YhNkkx-flkafJ8dya8T84KXx-T8tjNu6F_hC6j0GCqW_TY9-YEJNZ7N5S5FSDIBwnjGf/s400/M8M20_ISO1600_35m57s_12frames.jpg" width="400" /></span></a></td></tr>
<tr><td class="tr-caption"><span style="font-family: helvetica;"><span style="font-size: xx-small;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="font-weight: normal;">M20三裂星雲、M8礁湖星雲</span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="font-weight: normal;"><span style="background-color: white; color: #1d2129; text-align: left;">Canon 6D 改 (村長</span><span style="background-color: white; color: #1d2129; text-align: left;">) </span></span></span><span style="background-color: white; color: #1d2129; text-align: left;">ISO1600, </span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">exp.180s*12, dark*6, Flat*10, Bias*10</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="font-weight: normal;"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">Pentax 75SDHF (f=500mm)</span></span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="font-weight: normal;"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">Vixen SXP</span></span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="font-weight: normal;"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">20180413,溪頭鳳凰山天文台</span></span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;"><span style="font-weight: normal;">DSS344, Photoshop C</span>C</span></span></span><br />
</span><div>
<span style="font-family: helvetica;"><br /></span></div>
</td></tr>
</tbody></table>
<span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">後來,發生很多事之後,我一個人開車前往七股海邊,想要抓住好幾個晴朗夜晚的最後一天。正如我想要抓往很多東西一樣。</span><br />
</span><table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;"><img border="0" data-original-height="1600" data-original-width="1069" height="400" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwVszgwu45k5GnCC9Q6D8227pqLdGHV6T98_cvOJbHD0ojAmQ6nWAjpbcRhq0geiwJityPHcS422L3tNOVcAKldDOtTafd42cWNZqTYJlXDa_iTgSoCcx7pN27erfmT5guGmtvJjrRQ1Wz/s400/M8M20_R_ISO800_1h43m44s_52frames.jpg" style="margin-left: auto; margin-right: auto;" width="266" /></span></td></tr>
<tr><td class="tr-caption"><span style="font-family: helvetica; font-size: xx-small;"><span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif">M20三裂星雲、M8礁湖星雲</span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="background-color: white; color: #1d2129; text-align: left;">Canon 6D 改 (村長</span></span><span style="background-color: white; color: #1d2129; text-align: left;">) </span><span style="background-color: white; color: #1d2129; text-align: left;">ISO800, </span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">exp.120s*52, dark*13, Flat*15, Bias*10</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">Pentax 75SDHF (f=500mm)</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">Vixen AP</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">20180518,七股國聖燈塔</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">DSS344, Photoshop CC</span></span></span></td></tr>
</tbody></table>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgwVszgwu45k5GnCC9Q6D8227pqLdGHV6T98_cvOJbHD0ojAmQ6nWAjpbcRhq0geiwJityPHcS422L3tNOVcAKldDOtTafd42cWNZqTYJlXDa_iTgSoCcx7pN27erfmT5guGmtvJjrRQ1Wz/s1600/M8M20_R_ISO800_1h43m44s_52frames.jpg" style="margin-left: 1em; margin-right: 1em;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;"></span></a></div>
<span style="font-family: helvetica;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">平地拍出這樣的深空天體是真的覺得很不錯,但經歷了這些,心情怎麼好得起來呢?</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">這個肉眼可見銀河的平地的夜晚,我仔細地看著那些暗雲,一路往北邊延伸的銀河,從人馬座往夏季大三角的中間穿越,看見銀河中間的暗雲帶,還記得那是第一次高中一升二的暑假在雲海國小看火星大接近的時候看到的嗎,唉。</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">從高中天文社出來的我,現在是最接近離開的一刻嗎?</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">我走在七股的海堤,反正有著燈塔閃、四秒、再閃、八秒、閃、四秒、再閃、八秒的微光,我看著背對燈塔一直往南邊走的前面的我的影子,想著我們這些稀少的愛著星空的人,到底是在什麼樣的道路踽踽獨行呢?人們常說我們的生命相對於宇宙只是一瞬,但是我們在這一瞬間竟然了解了宇宙的某一些祕密,這是什麼樣的奇蹟呢?而我們在意的那些所有的事情,即使是用人的生命來看也是某一瞬間的事情,卻在每一個瞬間影響和改變我們的生命,使生命的樣子永遠地改變了方向。到底我們的任何一種努力有改變宇宙的任何一個面貌嗎?還是我們只是原地掙扎的蠕蟲,等待著或許不存在的任何一個羽化的瞬間?</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">把光子蒐集在視網膜,卻不知道有沒有進到腦海中的長期記憶。就像是把照片拍回來了,星光記錄下來了,照片也處理了,放在硬碟裡面的它們真的還存在在這世界上嗎?每次看著自己照片的色彩演繹,意識到這些色平衡是屬於我的雙眼和心,也看著別人的照片覺得他們的雙眼和心是與我多麼地不同,更加粗魯或高雅,一方面不適應這麼多的表現方法,卻又意識到大家應該都可以有許多不同面向的解讀,畢竟這些都是觀點,都是解譯,都是某些樣子而不是全部。永遠都沒辦法看見全部的。所謂的全部也只是一道全白的光,白色的畫面,沒有任何的細節和資訊,每一格都是255。</span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">你的觀點和我的觀點不一樣,敵人和朋友的立場不一樣,「再怎麼努力的人,在某些人的眼中也是壞人。」把這些融合在一樣,大家泡在LCL裡面補完了之後,根本就沒有任何探索和發現的必要了。沒有什麼是沒被看見的,沒有什麼是錯的對的,沒有什麼是不允許和應該的,都是零格也都是滿格。</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif">我現在是零,也是滿的。我什麼都有,也什麼都沒有。如同我從不擁有自己身體裡面的原子,也不擁有我的故事一樣。他們都被話語,都被文字化了,和這個宇宙發生的事實根本沒有關係。</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><br /></span>
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<tr><td style="text-align: center;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica;"><img border="0" data-original-height="1292" data-original-width="1600" height="321" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRo32f0KSMTZOyh5zfgYYR2AehodY2vdnEZ8j0xFqEM4Jl0Kty0LulTsz0rjsvj5MXZ-6543DPtjxKXxIkOQjMf62B7IfXUFLLoGworOYy1BKZwIex0eoFQT_Sg5NuYliZRSCzWGO_qIXg/s400/M8M20_merge_2.jpg" style="margin-left: auto; margin-right: auto;" width="400" /></span></td></tr>
<tr><td class="tr-caption"><span style="font-family: helvetica; font-size: xx-small;"><span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif">M20三裂星雲、M8礁湖星雲</span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span style="background-color: white; color: #1d2129; text-align: left;">1*2馬賽克, </span></span><span style="background-color: white; color: #1d2129; text-align: left;">Canon 6D 改 (村長</span><span style="background-color: white; color: #1d2129; text-align: left;">)</span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span style="background-color: white; color: #1d2129; text-align: left;">右:</span><span style="background-color: white; color: #1d2129; text-align: left;">ISO800, exp.120s*52</span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span style="background-color: white; color: #1d2129; text-align: left;">左:ISO800, exp.120s*16</span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">dark*13, Flat*15, Bias*10</span></span><br />
<span face="Helvetica Neue, Arial, Helvetica, sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">Pentax 75SDHF (f=500mm)</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">Vixen AP</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">20180518,七股國聖燈塔</span></span><br />
<span face=""helvetica neue" , "arial" , "helvetica" , sans-serif"><span face="Helvetica Neue, Arial, Helvetica, sans-serif" style="background-color: white; color: #1d2129; text-align: left;">DSS344, Photoshop CC</span></span></span></td></tr>
</tbody></table>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRo32f0KSMTZOyh5zfgYYR2AehodY2vdnEZ8j0xFqEM4Jl0Kty0LulTsz0rjsvj5MXZ-6543DPtjxKXxIkOQjMf62B7IfXUFLLoGworOYy1BKZwIex0eoFQT_Sg5NuYliZRSCzWGO_qIXg/s1600/M8M20_merge_2.jpg" style="margin-left: 1em; margin-right: 1em;"><span face=""helvetica neue" , "arial" , "helvetica" , sans-serif" style="font-family: helvetica; font-size: xx-small;"></span></a></div>
<br />謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-30080438668374117702018-03-29T21:29:00.002+08:002020-04-23T23:22:08.781+08:002018年初新豐天文攝影器材規劃<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">一直以來都想把新豐天文攝影器材的規劃好好整理清楚,也該是時候了:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
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<a name='more'></a><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">以下器材是只考慮新豐高中天文社所能動用的器材,還沒有把我的望遠鏡(P75、計程車)、赤道儀(AP)跟鏡頭(17-40/4L、50/1.4)也算進去。</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">器材總表(加上106-2即將購入的):</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">RC-16A + (RD0.75) + STT-3200ME + Paramount ME</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Coronado SolarMax 60 II + DMK41AU02.AS</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">FS-60CB + DMK41AU02.AS</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">TOA-130NS + FL35 + EM-400 temma2 + M-Gen</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">VMC-260L + RD0.79</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">R200SS + PH corrector + SXP + AU</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">ED81S + FL + SXP + AU</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">FS-60CB + RD0.72 + AP</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">FS-60CB + RD0.72 + AP</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">FS-60CB + RD0.72 + AP</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">A105M + SXW</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">A105M + SXW</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">A102M + SXW</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Polarie 含腳架重錘組</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Polarie 含腳架重錘組</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">DOB-16"</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">DOB-10"</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">DOB-10"</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">DOB-10"</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 5D3</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 6D</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 6D改</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 6D改</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 80D</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 60Da</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon 60Da</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">QHY-163M</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">DFK-41AU02.AS</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">ZWO ASI120MC</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">QHY5II</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">SunSpotter 6台</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">7*50 雙筒 9台</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">三腳架 5支</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 8-15/4L fisheye</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Sigma 14/1.8 DG Art</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 50/1.8</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 50/1.8</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Sigma 50/1.4 DG Art</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Canon EF 70-200/2.8L</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">Sigma 135/1.8 DG Art</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">--</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">依焦距分:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">魚眼</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">超廣角</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">(廣角)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">標準</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">中望遠</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">望遠鏡頭</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">300mm</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">(500mm)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">800mm</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">1000mm</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">(2000mm)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">3000mm</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">>3000mm</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">--</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">還想買什麼?</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">已預定:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">【Quark Ha 4.2x 0.5nm】</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">配ED81S於天文台 - 拍高解析力日珥影像</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">【QHY5III-174MM 三台】</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">配天文台三台太陽觀測鏡</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">【QHY-247C】</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">配R200SS + SXP - 自動導入拍深空</span><br />
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span></div>
<div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">尚未核可:</span></div>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">【AXJ + M-Gen + VC200L + 6D改】</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">配【VC200L】 - 自動導入拍深空星系</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">載VMC260L - 拍行星</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">載TOA130NS - 自動導入拍深空</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><br /></span>
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">【SXP + FSQ-106EDX4 + 6D改】</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">配SXP - 自動導入拍深空</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">配【F3RD】 - 拍深空</span><br />
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">尚未提出:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">【EOS M3 + EF-M 22/2】</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 配Polarie - 自由追蹤星野攝影</span><br />
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謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com1tag:blogger.com,1999:blog-7886761479405009878.post-11481937425865745272017-08-20T23:24:00.003+08:002017-08-20T23:49:40.746+08:002017美國日全食觀測規劃<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">在<a href="https://www.facebook.com/media/set/?set=a.10150310502678463.345609.635468462" target="_blank">罹患失星瘋</a>相簿裡po文後才發現連結到我這個許久沒更新的blog,一時間覺得滿糗,趕快來更新一些內容。</span><br />
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"><a href="https://zh.wikipedia.org/wiki/2017%E5%B9%B48%E6%9C%8821%E6%97%A5%E6%97%A5%E9%A3%9F" target="_blank">維基的日食資訊</a>:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">2017/08/21 18:25:31 (UTC)日全食,最大食分1.031,最長全食時間2分40.3秒。</span><br />
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<a name='more'></a><span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">觀測地點:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">預定於<a href="https://nature.mdc.mo.gov/discover-nature/places/magnolia-hollow-ca" target="_blank">Magnolia Hollow </a><span style="background-color: white; color: #383836;"><a href="https://nature.mdc.mo.gov/discover-nature/places/magnolia-hollow-ca" target="_blank">Conservation Area</a>內停車場觀測(<a href="https://goo.gl/maps/xLUZpSNnEyS2" target="_blank">google衛星地圖</a>,</span>38.039230,-90.145208,38°02'21.2"N 90°08'42.8"W<span style="background-color: white; color: #383836;">),此保育區位於Ste. Genevieve,密蘇里州東南角。我們下午四點從聖路易斯森林公園開車出發,中間可能去採購一下,如果沒有意外下午六點可望到達Magnolia Hollow。</span></span><br />
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<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">根據<a href="http://www.heavens-above.com/SolarEclipse.aspx?jdmax=2457987.2685213" target="_blank">Heavens Above</a>網站預測,這個觀測地點的五個時間(美國中央時區夏令時間)如下:</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">初虧 First Contact: 11:50:23,太陽仰角59.2度</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">食既 Start of Total Phase: 13:17:47,太陽仰角63.6度</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">食甚 Maximum Eclipse: 13:19:06,太陽仰角63.6度</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">生光 End of Total Phase: 13:20:26,太陽仰角63.6度,全食時間2分39秒</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">復圓 Last Contact: 14:45:21,太陽仰角55.3度</span></span><br />
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<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white;">根據<a href="http://www.stellarium.org/" target="_blank">Stellarium</a>模擬,食既是13:18:37,生光是13:21:21,全食時間2分44秒</span></span></span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">時間怎麼差那麼多,我才不要相信Stellarium咧XD</span><br />
<span style="background-color: white; color: #383836; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">方位角185度,太陽視直徑31'37.5"</span><br />
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<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">器材資訊:</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">赤道儀:VIXEN AP自由追蹤</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">主鏡一:</span></span><br />
<span style="color: #383836; font-family: "proxima nova w01";"><span style="background-color: white; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 鏡筒:Pentax 75SDHF (D:75mm,f:500mm,f/6.67)</span></span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 相機:Canon 5D3 + 程式快門</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 拍攝方式:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 初虧:ISO400,1/2000秒,11:50:15開始1秒1張(程式)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">初虧11:50:23</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 偏食階段:ISO400,1/2000秒,11:51:00開始1分鐘1張(程式)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">取下濾紙13:17:00</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 鑽石環:ISO1600,1/4000秒,13:17:00開始1秒2張</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 貝利珠:ISO1600,1/4000秒,13:17:45開始連拍6fps*18張</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">食既13:17:47</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> <span style="color: red;">全食階段:ISO1600,包圍曝光+-2EV,</span></span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 貝利珠:ISO400,1/4000秒,13:20:22開始連拍6fps*18張</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">生光13:20:26</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 鑽石環:ISO400,1/4000秒,13:20:26開始1秒2張</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">放上濾紙13:21:00</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 偏食階段:ISO400,1/2000秒,13:22開始1分鐘1張,</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 復圓:ISO400,1/2000秒,14:45:10開始一秒一張。總共約拍攝300張,約9G記憶體。</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">復圓14:45:21</span><br />
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">主鏡二:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> <span style="background-color: white; color: #383836;">鏡筒:Takahashi FS-60C (D:60mm,f:355mm,f/5.92) + Canon Extender 2X (f:710mm)</span></span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 相機:Canon 60Da(1號機) + 程式快門</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 拍攝方式:</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 初虧:ISO400,1/2000秒,11:50:15開始1秒1張(程式)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">初虧11:50:23</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 偏食階段:ISO400,1/2000秒,11:51:00開始1分鐘1張(程式)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">取下濾紙13:17:00,切換錄影,1920*1080(30fps,All-I)</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> <span style="color: red;">鑽石環:ISO1600,1/400秒,13:17:30開始錄</span></span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">食既13:17:47</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> <span style="color: red;">全食階段:ISO1600,1/60秒</span></span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">生光13:20:26</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 鑽石環:13:20:45結束錄影,影片約3分15秒,約1.9G記憶體。</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 偏食階段:ISO400,1/2000秒,13:22開始1分鐘1張,</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 復圓:ISO400,1/2000秒,14:45:10開始一秒一張。總共約拍攝200張,約9G記憶體。</span><br />
<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">復圓14:45:21</span><br />
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">全天魚眼鏡頭:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 鏡頭:Canon EF 8-15/4L</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 相機:Canon 6D</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 腳架:Manfrotto 190XPROB</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 拍攝方式:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 偏食階段:ISO100,1/400秒,光圈11,11:51:00開始1分鐘1張。</span></div>
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<span style="color: red; font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 全食階段:ISO1600,1/60秒,光圈8.0(+8EV),13:17:30開始10秒1張(程式),+-2EV包圍曝光。</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 偏食階段:ISO100,1/400秒,光圈11,13:22:00開始1分鐘1張。</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">備用機:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 鏡頭:Sigma Art 50/1.4</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 相機:Canon 60Da(2號機),ISO1600</span><br />
<span style="font-family: helvetica neue, arial, helvetica, sans-serif;"> 手持?</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;">直播:</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 手機:iPhone SE</span></div>
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<span style="font-family: "helvetica neue" , "arial" , "helvetica" , sans-serif;"> 開始直播:13:13開始直播日全食</span><br />
<span style="font-family: helvetica neue, arial, helvetica, sans-serif;"> 腳架:手機三腳架</span></div>
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謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-71138758209818957412015-08-18T03:44:00.001+08:002015-08-18T03:44:46.843+08:00Interstellar下午在星象館測試藍光光碟機,播放年初花大錢買的Interstellar電影藍光片。<br />
隨意挑了Mann對接失敗到經典的挽救Endurance片斷開始看,然後不知不覺就看到片尾了。<br />
在整個片尾字幕的時間,我滿腦子想著最後一句台詞:"..., in our new home."<br />
然後我突然好不想回家,好想永遠待在星象館的黑暗裡。<br />
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<a name='more'></a><br />
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新豐高中是我的新家,一個我不熟悉的校園,不認識的小鎮,還有腦海裡空白的地圖。<br />
我變得更常看著天空了,感受陽光和陰影的角度,然後逼迫自己趕快想出時刻和方位,<br />
因為我很需要那些資訊,去讓自身和感官連結<br />
這個時候就會很感謝我還懂些天文學。<br />
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是因為對天文的熱愛,然後才來到這邊的吧<br />
然後所有的人們也這樣地認為,給了我一個理所當然的故事<br />
每當我開始講這故事的時候,一切是那麼合理而自然<br />
人們恭喜我的努力得到了成果。<br />
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又是一段既得利益者的歷史嗎? 我也說不上來到底這故事哪裡有錯<br />
但總是覺得少了什麼。<br />
然後我週末回台北,週間再回台南上暑期輔導<br />
拖到宿舍的行李提醒了我不斷地在做著選擇<br />
突然意識到,原來這些此刻我在乎的物件,代表的是內心的投射<br />
它們是我在新家第一批落腳的物件。<br />
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我第一次有這感覺是在打包行李的時候,我想起傅老在大二太陽系那門課的問題:<br />
「第一批的火星殖民者,應該要有多少人?應該是什麼樣的人組成?」<br />
一邊回想這個問題,一邊整理著行李,同時覺得荒謬不真實<br />
我的房間是顯然就是可以馬上回來的地方,若有能力的話把整個房間搬過去不就得了<br />
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但這是不行的,因為我要搬過去的地方不叫做家,不只不是我原本的家,也不是我未來的家<br />
我第一次感覺到失根的斷落感。<br />
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很多人在大學時就體會過了吧? 我記得大一在中興土木5202房時,也短暫有那種感覺<br />
這是 <a href="http://blog.xuite.net/evaof31734/wretch/184623202" target="_blank">2005/08/22的網誌</a> ,但無名搬過了家,什麼感覺都不對了<br />
我不斷地因為各種網誌搬家而感覺很差,其實就是我內在的反映<br />
我也很討厭現實中的搬家。<br />
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但我還是要搬,而且是一定要搬,因為這裡真的就是我的新家,our new home。<br />
我像個登陸外星的太空人一般,心懷好奇和恐懼,面對卻又不敢面對這個地方<br />
這個即將開始文明和生活的地方。<br />
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或許吧,我對自己的期許就是建立起一種文明和文化<br />
或是一種秩序和氣候<br />
去年我在房間裡建立起新的書架,擺上我喜歡的圖書和物件<br />
然後我對於這些構成我生命厚度的書本感到安心<br />
但現在的我在台南,被迫重新建立起這一切<br />
因此我把在松山的整個辦公桌的書打包,在新豐的桌上重新排列<br />
把台北家裡的書挑兩本,帶來南科的宿舍放好<br />
我帶了原文的COSMOS和INTERSTELLAR的劇本,它們是我這半年買的新書<br />
雖然沒有仔細讀過,但我早已被它們感動無數次<br />
這兩部作品都是我看著看著就會落淚的作品。<br />
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<br />
當Brand到達Edmunds的星球時,她要花多久才能在夜裡睡得安穩呢?<br />
她看著日出和日落時,會用怎樣的心情面對自己呢?<br />
雖然知道眼淚是沒幫助的東西,但還是會一直流吧。<br />
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有各種高科技設備的輔助(其實就是筆電和手機),我過得很好<br />
但身體感受到的強烈疏離感,到底要多久以後才會認識這個新的家呢?<br />
<br />
又想,我們上一次習慣自己的房間,又是多久以前的事呢?<br />
我認為不會花太久,我又會睡得安穩了<br />
或許基因裡某段遊牧民族的血統會被喚醒,然後才又重新想起來,我們都是流浪者。<br />
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其實流浪是天性,又或者是一種必然。<br />
不斷地削弱生命外皮上脆弱的部分,然後結痂,長出更厚的生命殼層。<br />
然後我們才開始學著走入星際,變成一個物種。智慧物種。謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-5683089781222560322015-03-30T11:31:00.005+08:002022-03-07T21:32:58.325+08:00[攝影] Star Adventurer 開光照 - M51<table align="center" cellpadding="0" cellspacing="0" class="tr-caption-container" style="margin-left: auto; margin-right: auto; text-align: center;"><tbody>
<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgWldiwfSX0zAFZtcvvJVGT42-_zxD9IFtvH3cOQYqelkpByjtXNPX-yXKLEfLrnWUJ9JcFoY2piLPmPorTNY9Y7LZ1EUzHXJzhtApQ1XVJnx26MrIB_NNQAZrOsNDzzM7c_E0CFO8sr-jU/s1600/M51_ISO800_47m1s_91frames_crop3.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" height="266" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgWldiwfSX0zAFZtcvvJVGT42-_zxD9IFtvH3cOQYqelkpByjtXNPX-yXKLEfLrnWUJ9JcFoY2piLPmPorTNY9Y7LZ1EUzHXJzhtApQ1XVJnx26MrIB_NNQAZrOsNDzzM7c_E0CFO8sr-jU/s1600/M51_ISO800_47m1s_91frames_crop3.jpg" width="400" /></a></td></tr>
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M51 Whirlpool Galaxy</div>
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Lens: Canon EF 400/5.6 (f/5.6)<br />
Camera: Canon Kiss DX mod. (ISO 800)<br />
Tracking: Star Adventurer<br />
Exposure: 31sec x 91 = 47m1s<br />
Time: 2015/03/29 02:55~03:57<br />
Location: Daan District, Taipei<br />
Note: The image has been crop to 2/3.<br />
Co-author: <a href="https://www.facebook.com/i.Pong.STAR" target="_blank">Star Pong</a></div>
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<a href="http://en.wikipedia.org/wiki/Whirlpool_Galaxy" target="_blank">M51 Whirlpool Galaxy 蝸牛星系</a></div>
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第一次使用Star Adventurer拍照,我第一台赤道儀。</div>
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相機是跟松高天研借來的改過的400D,鏡頭是師大地科的400/5.6</div>
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自從有全職的工作以來,第一個半年先買了這台星空赤道儀,或許半年後又要買相機、一年後又要買鏡頭了也說不一定。</div>
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有錢真的好辦事。</div>
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但又有時候在想,其實對天文攝影的熱情有些是來自於苦行僧似的拍攝過程,</div>
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因為拍攝過程相當辛苦和繁複,因此就有種「只有我才能完成這麼困難的任務」的自滿感覺。</div>
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或許某些影像的價值是來自於它的難得,但這道理現在用在天文攝影上並不完全成立。</div>
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至少在我之前做過的天文攝影中,都是難易度相當容易的…</div>
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我不會導星、我也不會使用濾鏡,更別說高階的Photoshop技巧了。</div>
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這些都只是在吃器材狀況和天氣好壞罷了。</div>
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換言之,這些是花時間和金錢就可以做出來的事。</div>
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所以我才會一點感覺都沒有,對這張影像…</div>
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雖然我知道在台北市中心、不靠濾鏡就可以拍到這麼可愛的深空天體是很難得的,因為我從未拍攝到過。但拍攝到的當下(原始影像浮現淡淡影子),到處理完成的現在,我約略從經驗上判斷得到這並不是真的很難拍到的影像。我只是用了去除紅外線濾鏡的老相機(超過五歲),配上光圈不太大但幾次合作感覺都很好的小砲(連焦距都是自動對的),再加上自由追蹤30秒沒有拖線(我只有對一次極軸)的輕型赤導儀,單張31秒(算是滿短的)曝光疊了91張合成。若是在山上拍攝,單張應該可以拉長到3分鐘,這時候對赤道儀和那3000元的腳架才是真正的挑戰。</div>
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而且我拍的是星系,雖然暗但起碼還是以連續光譜為主。若拍的是星雲,不知道在這種背景光害下會發生怎樣的影響呢。</div>
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上頭的照片是經過去除背景處理的。我參考的是王為豪的範例:<a href="http://www.asiaa.sinica.edu.tw/~whwang/chinese/articles/digital_process_3/br_remove/bg_remove.html" target="_blank">背景消除術</a></div>
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當初拍攝的Flat是把赤道儀整組搬回我房間後,對著房間的白色牆壁拍的。</div>
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在拍攝平場的時候我把鏡頭平均旋轉了八個方向,感謝400/5.6有鏡筒環可以很方便的做這件事。用這組平場處理完的影像算是滿平的,應該只剩下天空背景光害的階調和色偏。</div>
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<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgiYH4GN7we44mKDQKeey_vXWqf_D3ISeMRZbaadIsP_u5mLZb3emf6EWzYSiXaJdZ2sE0KShflB7MwvlGzdGuSAHCiVOuyrW1owxxd7gTOgM8KXK8I1pGdG56AFp1rRibdqUGa5iRuMVAg/s1600/M51_ISO800_47m1s_91frames.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" height="266" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgiYH4GN7we44mKDQKeey_vXWqf_D3ISeMRZbaadIsP_u5mLZb3emf6EWzYSiXaJdZ2sE0KShflB7MwvlGzdGuSAHCiVOuyrW1owxxd7gTOgM8KXK8I1pGdG56AFp1rRibdqUGa5iRuMVAg/s1600/M51_ISO800_47m1s_91frames.jpg" width="400" /></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;">本作M51未經消除背景之原始影像</td></tr>
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在自己房間外面的陽台拍攝真的是太舒適了,連平場都可以搬到房間內用日光燈拍,天文攝影有多難真的都說不出口。但是在器材、天候都有到達門檻的時候,我的技術有達到門檻嗎?</div>
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一邊拍一邊又想到,不是幾年前M51有超新星爆炸嗎?上網查了一下是<a href="http://en.wikipedia.org/wiki/SN_2005cs" target="_blank">SN2005cs</a>跟<a href="http://en.wikipedia.org/wiki/SN_2011dh" target="_blank">SN2011dh</a>,在我的影像中應該都是看不到的。不過倒是可以計算一下極限星等,是嗎?</div>
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<tr><td style="text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgaLBScl2WNEa1cs3woDjlRiUef2QNhYM0iZeEVLiOKp3947gVvhn0JAgyicz0y9smD5I26P6-3gm-UCqPe5a8F3fjY4MZobOJY5UA6JQ6IYFDtg1bOrg34ysyJ_KVh9r0GFAsBXpomxfl1/s1600/M51_ISO800_47m1s_91frames_crop3_SN.jpg" imageanchor="1" style="margin-left: auto; margin-right: auto;"><img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgaLBScl2WNEa1cs3woDjlRiUef2QNhYM0iZeEVLiOKp3947gVvhn0JAgyicz0y9smD5I26P6-3gm-UCqPe5a8F3fjY4MZobOJY5UA6JQ6IYFDtg1bOrg34ysyJ_KVh9r0GFAsBXpomxfl1/s1600/M51_ISO800_47m1s_91frames_crop3_SN.jpg" width="320" /></a></td></tr>
<tr><td class="tr-caption" style="text-align: center;">本作影像局部放大</td></tr>
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附上位於斯洛維尼亞的<a href="http://www.rezman-obs.si/" target="_blank">Rezman Observatory</a>所整理的<a href="http://www.rezman-obs.si/Slike/2011/m51-sn2011dh.jpg" target="_blank">M51超新星比較圖</a>。</div>
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還想再做更多,還想再更加進步,在各方面。</div>
謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-21876965730962136942014-10-08T01:14:00.003+08:002022-03-07T21:33:05.051+08:00[攝影] 曙光中的月全食<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiWgZ9zqVQg6cR6HKp4QOr79ekciuloY-hcbq6s5EA8MNQ3cnOtajbfk6fPyvrLGiQ0GsDq1sWwxhzZ269X_aBqrW7YoXiRFXJ6qAMCRx7_F_w0BGAPbXzkXzGlXoNkhECEVn4N4PQcNdCi/s1600/%E6%9C%88%E5%85%A8%E9%A3%9F_500%E5%BC%B5_%E6%AD%A3%E9%9D%A2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiWgZ9zqVQg6cR6HKp4QOr79ekciuloY-hcbq6s5EA8MNQ3cnOtajbfk6fPyvrLGiQ0GsDq1sWwxhzZ269X_aBqrW7YoXiRFXJ6qAMCRx7_F_w0BGAPbXzkXzGlXoNkhECEVn4N4PQcNdCi/s1600/%E6%9C%88%E5%85%A8%E9%A3%9F_500%E5%BC%B5_%E6%AD%A3%E9%9D%A2.jpg" height="285" width="400" /></a></div>
明天就是月全食了,來張2011年6月16日於合歡山拍攝的月全食吧!<br />
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那天特地跑上合歡山,要拍這場月沒帶食<br />
結果天候不佳… 等半天只有露出這十秒鐘的月亮可以拍<br />
得到的結果倒也有另一種風味:曙光、雲縫中的月全食<br />
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但這樣的經驗希望不要重演… 希望明天的月全食不要也是在雲縫中搶拍才好。<br />
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2014/10/08月全食的資料:<br />
<a href="http://zh.wikipedia.org/wiki/2014%E5%B9%B410%E6%9C%888%E6%97%A5%E6%9C%88%E9%A3%9F">http://zh.wikipedia.org/wiki/2014%E5%B9%B410%E6%9C%888%E6%97%A5%E6%9C%88%E9%A3%9F</a><br />
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2011/06/15月全食的資料:<br />
<a href="http://zh.wikipedia.org/wiki/2011%E5%B9%B46%E6%9C%8815%E6%97%A5%E6%9C%88%E9%A3%9F">http://zh.wikipedia.org/wiki/2011%E5%B9%B46%E6%9C%8815%E6%97%A5%E6%9C%88%E9%A3%9F</a><br />
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關於日月食的成因,可以參考中央氣象局的網頁:<br />
<a href="http://www.cwb.gov.tw/V7/knowledge/planning/sun_moon.htm">http://www.cwb.gov.tw/V7/knowledge/planning/sun_moon.htm</a><br />
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或是維基百科的月食介紹:<br />
<a href="http://zh.wikipedia.org/wiki/%E6%9C%88%E9%A3%9F">http://zh.wikipedia.org/wiki/%E6%9C%88%E9%A3%9F</a><br />
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<br />謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-19738385230723242512014-10-08T00:41:00.001+08:002022-03-07T21:33:15.834+08:00[攝影] NGC7000 北美洲大星雲<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDRvNHoUmsuV7qoqmjWLoJXt2tDgf7Cjzf2FWjZ1EDFZkQ6o9lPRKrGNtyUK63sBZVbKeq_AkiAjOnKMh9ts0KOUqAcxRtTgEw3XPa_03MaiKJN-g_GQ0Xn1tRttSwFHktx2FMjgbK90QV/s1600/%E5%8C%97%E7%BE%8E%E6%B4%B2_500%E5%BC%B5-_%E6%AD%A3%E9%9D%A2.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgDRvNHoUmsuV7qoqmjWLoJXt2tDgf7Cjzf2FWjZ1EDFZkQ6o9lPRKrGNtyUK63sBZVbKeq_AkiAjOnKMh9ts0KOUqAcxRtTgEw3XPa_03MaiKJN-g_GQ0Xn1tRttSwFHktx2FMjgbK90QV/s1600/%E5%8C%97%E7%BE%8E%E6%B4%B2_500%E5%BC%B5-_%E6%AD%A3%E9%9D%A2.jpg" height="400" width="285" /></a></div>
<br />
是張老照片了… 甚至在這個這麼小的部落格裡已經出現第二次了:<br />
<a href="http://evaof31734.blogspot.tw/2011/12/blog-post_20.html">http://evaof31734.blogspot.tw/2011/12/blog-post_20.html</a><br />
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雖然我是設定這張明信片要從這個方向觀賞,但其實後面的字還是印成橫的<br />
也就是說這張照片要逆時針旋轉90度才是你收到的樣子<br />
不過這也不重要,這些都無損於它的美麗。<br />
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照片拍攝資訊如下:<br />
<span style="background-color: white; color: #333333; font-family: arial, sans-serif; font-size: 13px; font-weight: bold; line-height: 18.2000007629395px; text-align: center;">NGC7000 North America Nebula</span><br />
<span style="background-color: white; color: #333333; font-family: arial, sans-serif; font-size: 13px; font-weight: bold; line-height: 18.2000007629395px; text-align: center;">Canon 7D + Canon 400/5.6L + GOTO Mark-X</span><br />
<span style="background-color: white; color: #333333; font-family: arial, sans-serif; font-size: 13px; font-weight: bold; line-height: 18.2000007629395px; text-align: center;">(ISO800 f/5.6) 5min * 13 = 1hr5min</span><br />
<span style="background-color: white; color: #333333; font-family: arial, sans-serif; font-size: 13px; font-weight: bold; line-height: 18.2000007629395px; text-align: center;">20110704 @Mt. Hohuan with SSARC</span><br />
<br />
翻譯成白話文,就是:<br />
<a href="http://zh.wikipedia.org/wiki/NGC%E5%A4%A9%E9%AB%94%E8%A1%A8" target="_blank">星雲和星團新總表</a>7000號天體 <a href="http://zh.wikipedia.org/wiki/%E5%8C%97%E7%BE%8E%E6%B4%B2%E6%98%9F%E9%9B%B2" target="_blank">北美洲星雲</a><br />
相機:<a href="http://zh.wikipedia.org/wiki/%E4%BD%B3%E8%83%BD" target="_blank">佳能</a> <a href="http://zh.wikipedia.org/wiki/%E4%BD%B3%E8%83%BD_EOS_7D" target="_blank">7D 數位單眼相機</a><br />
鏡頭:佳能 <a href="http://rainbowphoto.com.tw/lens/ef400f56lu.htm">焦距400mm,光圈5.6,L級鏡頭</a><br />
赤道儀:<a href="http://www.goto.co.jp/" target="_blank">五藤光學</a> <a href="http://www.goto.co.jp/telescope/telescope_support.html" target="_blank">Mark-X</a><br />
感光度:800<br />
拍攝光圈:5.6<br />
曝光時間:單張5分鐘,共拍13張,等同曝光1小時5分鐘<br />
拍攝日期:2011/07/04<br />
拍攝地點:合歡山 <a href="https://www.facebook.com/groups/150522981680107">松高天研社觀測</a><br />
<br />
<br />
數位天體影像疊合,是現在天文攝影者必備的技能<br />
原因無他,影像疊合的效果確實顯著<br />
當拍攝張數N張,而雜訊以根號N倍降低的時候,我們就可以從影像更暗的部分拉出細節<br />
這也是這張北美洲星雲,雖然星雲本身是相機感光度比較不好的暗紅色(6563埃)<br />
但也能在長時間曝光和多張疊合後拉出來。<br />
<br />
400mm這個焦距滿適合拍星雲的<br />
之後應該要入手一支才對啊~~謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0tag:blogger.com,1999:blog-7886761479405009878.post-87345610702662985992014-06-04T17:40:00.002+08:002014-06-04T17:40:41.384+08:00[天文] 不該只是等待從小到大,聽到很多勵志的故事,描述某人可能在什麼難以運用的時間之中,如何如何地善用時間,以致於最後成為什麼了不起的人。 我也常在想,如果自己真的想要成為什麼某某很厲害的人,當然不能只是空腦想想、等待時機而以。<br />
<br />
我的夢想是要成為一位獨當一面的教育家。<br />
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但這樣的夢想還是太過於癡人說夢。<br />
<br />
首先,我並不夠了解教育。 我還需要大量教育理論和實作的經驗,大量的閱讀和檢驗,才能夠讓自己的思想成熟並能夠有力量。 第二,我還不夠了解我打算要教育的學問:天文學。 我的物理和數學都極爛無比,如此所學習出來的天文知識並沒有什麼足夠穩定的基礎。 我需要大量的學習。<br />
<br />
和<a href="https://www.facebook.com/redscosky" target="_blank">顏鴻選</a>講到,之所以決定轉向天文館公職人員,就是希望能在這個職位有更多的資源,投入更多的天文教育事業,發展層面更廣的社會教育。 推廣的方法有很多,相較於FB,我覺得若把<a href="http://www.phys.ncku.edu.tw/~astrolab/mirrors/apod/apod.html" target="_blank">每日一天文圖</a>做成APP會更有質感。 或許已經有人這麼做了也說不一定。 不了解這些天文相關的各種努力,是種傲慢也會是我的致命傷,既然放話說要做這個事業,就應該花時間好好搞清楚這些人們做了多少努力吧。<br />
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<br />
所以到頭來思考還很淺薄,重點在於增進實力,增長見聞。謝憨http://www.blogger.com/profile/12896010803101028533noreply@blogger.com0