M31
Photographer
北京大学
8级光污染下rgb加起来不到一小时的m31，北京7月份基本拍不了任何东西，有时候看上去晴朗实际上全是薄云，总共共才积累了这么点曝光
Equipment
CameraZWO 585MM PRO
Telescope/LensLAOWA 100mm f2.8微距
Mount信达sagti
Filtertouptek 1.25" lrgb
Shooting Data ( Shooting Date: 2026-08-06 )
Total FramesN/A
ExposureN/A
Sky Coordinates
Right Ascension (RA)00h 42m 46.5s
Declination (Dec)+41° 21′ 18.2″
FOV Radius2.6301° (157.81′)
Pixel Scale6.560″/px
Rotation Angle250.08° E of N (Clockwise)
Parity正像
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