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天鹅环
智利台
9个多月前的老图补发
数据来自字母哥
Equipment
Camera16803
Telescope/LensFSQ106
Shooting Data ( Shooting Date: 2025-07-27 )
Total FramesL*120 R*47 G*48 B*38 H*202 S*96 O*96
ExposureLRGB*300s, SHO*900s
Sky Coordinates
Right Ascension (RA)20h 51m 22.8s
Declination (Dec)+30° 35′ 53.9″
FOV Radius3.9234° (235.40′)
Pixel Scale3.262″/px
Rotation Angle358.87° E of N (Clockwise)
Parity正像
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