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M51涡状星系
Photographer
圣地牛棚
涡状星系，又称NGC 5194，是一个位于猎犬座的螺旋星系，距地球约2300万光年，梅西耶编号为M51。
Equipment
CameraQHY268m
Telescope/Lens大黑F3.4
MountEQ6R
FilterScorpio LRGB
Shooting Data ( Shooting Date: 2026-02-14 )
Total FramesL:R:G:B=148:51:52:53,单张600s。
Exposure50.6h
Sky Coordinates
Right Ascension (RA)13h 29m 54.7s
Declination (Dec)+47° 26′ 18.7″
FOV Radius0.9451° (56.71′)
Pixel Scale1.117″/px
Rotation Angle89.18° E of N (Clockwise)
Parity正像
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