M33三角座星系(SPCC调色)
Photographer
Deep Sky West远程台
终于把PixInsight最新的白平衡工具SPCC玩通了。要想颜色不翻车有两个要点(针对彩色相机):
1、不要用debayer,即使superpixel也不行。一定要split CFA,然后每个通道drizzle叠加,再合成RGB
2、彩色相机选Ideal QE curve,因为后面选的CFA的透过率曲线已经包含QE因素
Equipment
CameraQHYCCD QHY268C
Telescope/LensTakahashi FSQ-85EDX
MountPlaneWave L-500 Direct Drive Mount
Shooting Data ( Shooting Date: 2022-11-20 )
Total Frames151
Exposure12h 35m(151 x 5m)
Sky Coordinates
Right Ascension (RA)01h 33m 48.8s
Declination (Dec)+30° 39′ 34.0″
FOV Radius1.6089° (96.54′)
Pixel Scale1.691″/px
Rotation Angle85.44° E of N (Clockwise)
Parity正像
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