M51
Photographer
N/A
M51（涡状星系）是位于猎犬座的宏伟旋涡星系，距离地球约2300万光年，视星等8.4等。它以清晰优美的双旋臂结构闻名，正与邻近矮星系NGC 5195发生引力互动。
Equipment
Cameranikon D5100
Telescope/Lenssky rover 70sa
Mount信达 heq5pro
Shooting Data ( Shooting Date: 2026-04-28 )
Total Frames36
Exposure3h
Other Info无
Sky Coordinates
Right Ascension (RA)13h 29m 52.5s
Declination (Dec)+47° 11′ 42.1″
FOV Radius2.3094° (138.57′)
Pixel Scale2.801″/px
Rotation Angle274.39° E of N (Clockwise)
Parity正像
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