流星与隐约可见M31
Photographer
浙西天池
四年前的夜晚，同样是英仙座流星雨，重新处理才看到隐约可见的m31。
Equipment
CameraCanon1DX2
Telescope/LensEF17-40F4
Shooting Data ( Shooting Date: 2020-08-15 )
Total FramesN/A
Exposure17mm，单张20s，ISO5000
Sky Coordinates
Right Ascension (RA)01h 51m 54.7s
Declination (Dec)+57° 11′ 57.6″
FOV Radius56.9309° (3415.85′)
Pixel Scale78.546″/px
Rotation Angle101.01° E of N (Clockwise)
Parity正像
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