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A1689B11

没有或很少条目链入本条目。 (2018年2月23日)请根据格式指引,在其他相关条目加入本条目的内部链接,来建构维基百科内部网络
A1689B11
观测资料(J2000 历元
星座室女座
赤经13h 11m 33.336s[1]
赤纬-01° 21′ 06.9″[1]
红移2.540[1]
特征
类型S[1]
质量1010.2 (dynamical)[1]
109.8 ± 0.3 (stellar)[1] M
有效半径 (P)2600 ± 700 pc[1]
其他名称
BBC2005 11.1
参见:星系星系列表

A1689B11星系团阿贝尔1689内的一个极为古老的螺旋星系,在天球上位于室女座。A1689B11的极细盘面相当低温,但星系内的恒星形成率是本银河系的30倍。A1689B11距离地球约110亿光年,即形成于大爆炸之后26亿年。A1689B11是至2017年为止距离地球最远且最古老的螺旋星系[2][1]

参考资料

  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 Tiantian Yuan; Johan Richard; Anshu Gupta; Christoph Federrath; Soniya Sharma; Brent A. Groves; Lisa J. Kewley; Renyue Cen; Yuval Birnboim; David B. Fisher. The most ancient spiral galaxy: a 2.6-Gyr-old disk with a tranquil velocity field. The Astrophysical Journal. 30 October 2017, 850: 61. Bibcode:2017ApJ...850...61Y. arXiv:1710.11130可免费查阅. doi:10.3847/1538-4357/aa951d. 
  2. ^ The most ancient spiral galaxy confirmed. PhysOrg. 3 November 2017 [2017-12-30]. (原始内容存档于2018-01-01). 


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A1689B11
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