【21P&M35】AAPOD 2018/12/23
His Comet 21P, M35, Jellyfish Nebula was awarded AAPOD² 23 December 2018.相机 : CentralDS Astro A7s (cooled at-3C)
滤镜 : Optolong 7nm Ha 2";
ISO : 3200, Ha:6400
Color:1min X 47frames, Ha 2min X 23frames
望远镜 : SIGHTRON D=70mm f/5 Lanthan Apochromat Flat Field Astrograph (350mm f/5)
原文链接:http://www.aapodx2.com/2018/20181223.html
图片来自Optolong香港合作摄影师Vincent Cheng
绿绿的那个是什么
2248310934 发表于 2018-12-25 16:03
绿绿的那个是什么
21P彗星
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