C27 NGC6888 Crescent Nebula 眉月星云(氢氧硫元素分布对比动图) | Object: d~5400Ly/D~31.6Ly/VM=+7.4 | Telescope: D=203mm/F=1400mm/T=Ha142m+Oiii236m+S232m=610min | Time.Loc.: 20230922-24/CN-SZ-KJY@Bortle9 | Photo by: 馒头星系MattGalaxy
- 拍摄地点: Ocean 星空之下
- 镜头/望远镜: Celestron.C8HD
- 相机: ZWO ASI294MM Pro
- 赤道仪: 信达EQ6R
- 滤镜: Antlia 3nm SHO
- 曝光时长: T=Ha142m+Oiii236m+S232m=610min ~10小的@波特尔9级楼顶
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