NGC 3377是一个位于狮子座的椭圆星系,距离地球2600万光年,直径约4万光年,属于M96星系群[4]。星系内有一超大質量黑洞,质量为7038159084000000000♠8.0+0.5
−0.6×107 M☉.[2]。伴星系NGC 3377A亮度较小,位于NGC 3377西北7.1弧分处[4]。
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参考
- ^ 1.0 1.1 1.2 NASA/IPAC Extragalactic Database. Results for NGC 3377. [2013-07-23]. (原始内容存档于2018-02-12).
- ^ 2.0 2.1 Graham, Alister W., Populating the Galaxy Velocity Dispersion - Supermassive Black Hole Mass Diagram: A Catalogue of (Mbh, σ) Values, Publications of the Astronomical Society of Australia, November 2008, 25 (4): 167–175, Bibcode:2008PASA...25..167G, S2CID 89905, arXiv:0807.2549 , doi:10.1071/AS08013.
- ^ Frommert, Hartmut. NGC 3377. SEDS. [6 July 2015]. (原始内容存档于6 July 2015).
- ^ 4.0 4.1 4.2 Bratton, Mark. The complete guide to the Herschel objects : Sir William Herschel's star clusters, nebulae, and galaxies. Cambridge University Press. 2011: 293. ISBN 978-0-521-76892-4.
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