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礁湖星云m8和三裂星云m20
Photographer
木洞河街
礁湖星云(M8)与三裂星云(M20)同属人马座银河中心方向的恒星形成区,距地球约4000–5000光年。礁湖星云是大型发射星云,暗带如湖道分割云气,核心星团点亮广袤云团;三裂星云兼具发射、反射与暗星云特征,三条尘埃带将其切为三瓣,红蓝交织。二者相距约2度,是夏季深空观测与摄影的经典目标,见证着新生恒星塑造星际介质的过程。
Equipment
Camera图谱2600c
Telescope/Lens晴空阿尔法信达小黑f3.4
Mount晴空st17r
Shooting Data ( Shooting Date: 2026-07-14 )
Total Frames30
Exposure300s
Sky Coordinates
Right Ascension (RA)18h 03m 40.0s
Declination (Dec)-23° 42′ 28.5″
FOV Radius1.4677° (88.06′)
Pixel Scale1.493″/px
Rotation Angle91.36° E of N (Clockwise)
Parity正像
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