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NGC5139 :半人马ω星团
2025/04/19 RDAPH
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Remote Daily Astronomy Photograph

NGC5139 :半人马ω星团

2025-04-17 09:50:04
1901
Remote Deep Space
智利
NGC 5139(半人马座欧米伽星团)是银河系最大最亮的球状星团,距地球约1.5万光年,包含超1000万颗恒星,直径约150光年,肉眼可见,位于南天半人马座。其恒星密度极高,核心区域恒星密集如沙,观测时呈现为明亮云雾状天体,是南天深空观测的标志性目标。

Equipment

CameraFLI Proline 16803
Telescope/LensChilescope T2,T3 ASA 500N

Shooting Data ( Shooting Date: 2025-04-17 )

Total FramesN/A
ExposureR:100min G100min B100min

Sky Coordinates

Right Ascension (RA)13h 26m 44.3s
Declination (Dec)-47° 28′ 52.8″
FOV Radius0.7296° (43.78′)
Pixel Scale0.476″/px
Rotation Angle89.40° E of N (Clockwise)
Parity正像

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