
2024/07/23 RDAPH
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Remote Daily Astronomy Photograph
MGC7317-斯蒂芬五重星系
TeamTotal 2
欧洲某地
CDK500在极品视宁度下累积了14.75h的LRGB素材,叠加后FWHM=1.1”。拍完了才发现相机设置的是gain0,读出噪声大了点。信噪比还有很大提升空间,但是已经看得出来1角秒级别的视宁度是完全不同的世界。
Equipment
Camera莫拉维C3-61000
Telescope/LensPlaneWave CDK500
MountPlaneWave L500
FilterChroma LRGB
Shooting Data ( Shooting Date: 2024-07-21 )
Total FramesN/A
Exposure14.75h
Sky Coordinates
Right Ascension (RA)22h 36m 02.7s
Declination (Dec)+33° 57′ 47.3″
FOV Radius0.2028° (12.17′)
Pixel Scale0.225″/px
Rotation Angle0.02° E of N (Clockwise)
Parity正像
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