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M51星系
TeamTotal 2
沙漠庭院远程台
此次为OCAL做H-2测评，花了两个月拍摄，M51总曝光40h+
Equipment
CameraQHY268M
Telescope/LensOCAL H-2
Mount晴空ST-20
FilterLRGB
Shooting Data ( Shooting Date: 2026-03-22 )
Total FramesN/A
Exposure41.24h
Sky Coordinates
Right Ascension (RA)13h 29m 13.4s
Declination (Dec)+47° 10′ 38.2″
FOV Radius1.3122° (78.73′)
Pixel Scale1.377″/px
Rotation Angle174.47° E of N (Clockwise)
Parity正像
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