郁金香星云 宽带和窄带（两种调色）
Photographer
波士顿
宽带窄带都尝试一下，各有特色
Equipment
CameraZWO
Telescope/LensWILLIAM OPTICS Z81
MountEQ5
FilterHSO
Shooting Data ( Shooting Date: 2025-08-10 )
Total FramesSHO 32 each； Broadband： 30
Exposure600s each
Sky Coordinates
Right Ascension (RA)20h 00m 03.9s
Declination (Dec)+35° 19′ 55.5″
FOV Radius1.4943° (89.66′)
Pixel Scale2.173″/px
Rotation Angle89.90° E of N (Clockwise)
Parity正像
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