M31仙女座星系
Photographer
自家楼顶
由于一直下雨,好不容易等到了晴天,但是感觉m31最黄金的拍摄时段已经过去了,现在只能前半夜拍。在自家楼顶累积了五个晚上的素材,前三天拍了全通道,后两天拿双窄拍hα,初次尝试混入小红花,总算是弥补了去年没拍m31的遗憾,可惜窄带拍的时间太短了,反而拉低了整体的信噪比,以后有机会再重拍吧。
Equipment
Camerazwo2600mc
Telescope/Lens裕众天虎80apopro
Mount小小熊谐波赤道仪
Filter安提拉三通道Antlia triband RGB
Shooting Data ( Shooting Date: 2025-11-29 )
Total Frames宽带300×166,窄带300×95
Exposure宽带13.8h,双窄带7.9h
Sky Coordinates
Right Ascension (RA)00h 42m 43.5s
Declination (Dec)+41° 20′ 02.1″
FOV Radius1.4711° (88.26′)
Pixel Scale1.595″/px
Rotation Angle209.88° E of N (Clockwise)
Parity正像
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