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NGC 2775

NGC 2775
影像來自哈伯太空望遠鏡
观测资料(J2000 曆元
星座巨蟹座
赤经9h 22m 02.6s[1]
赤纬+50° 58′ 35″[1]
紅移1354 ± 5 公里/秒[1]
距离5,550萬光年 (1,700萬秒差距)
视星等 (V)11.03[1]
特征
类型SA(r)ab[1]
角直徑 (V)4′.3 × 3′.3[1]
其他名称
UGC 4820, PGC 25861,[1] 科德韋爾48
參見:星系星系列表

NGC 2775,也稱為科德韋爾48,是位於巨蟹座的一個螺旋星系。這個星系有個核球和多條旋臂,在其間可以偵測到電離氫區,這意味著最近有恆星在形成。它是在1783年被威廉·赫歇爾發現的。

NGC 2775是在NGC 2775群中最顯著的星系,並且追隨著我們的本星系群,也是室女座超星系團的一部分。NGC 2775群的其他成員包括NGC 2777和 UGC 4781[2]

參考資料

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  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 NASA/IPAC Extragalactic Database. Results for NGC 2775. [2010-03-24]. (原始内容存档于2011-05-14). 
  2. ^ A List of Nearby Galaxy Groups. Atlas of the Universe. [2010-11-28]. (原始内容存档于2018-08-01). 

外部連結

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NGC 2775
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