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M95 (棒旋星系)

梅西耶 95

M95. Crdit: NOAO
观测资料(J2000 曆元
星座獅子座
赤经10h 43m 57.7s[1]
赤纬+11° 42′ 14″[1]
紅移778 ± 4 kms[1]
同移距离16.8 ± 1.2 Mpc
距离32.6 ± 1.4 Mly (10.0 ± 0.4 Mpc)[2]
视星等 (V)11.4[1]
特征
类型SB(r)b[1]
角直徑 (V)3′.1 × 2′.9[1]
其他名称
NGC 3351,[1]

UGC 5850,[1]

PGC 32007,[1]
參見:星系星系列表

M95(也稱為NGC 3351)是一個位於獅子座棒旋星系,由法國天文學家皮埃爾·梅香(Pierre Méchain)於1781年所發現,查爾斯·梅西耶於發現4天後將它登記為梅西耶天體。 M95也是獅子座I星系群(即M96星系群)中的一個星系,此星系群中還包括M96M105兩個梅西耶天體。

2012年3月16日在M95內發現一顆II型超新星SN 2012aw[3][4][5]

參考資料

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  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 NASA/IPAC Extragalactic Database. Results for NGC 3351. [2006-11-06]. (原始内容存档于2018-12-25). 
  2. ^ Jensen, Joseph B.; Tonry, John L.; Barris, Brian J.; Thompson, Rodger I.; et al. Measuring Distances and Probing the Unresolved Stellar Populations of Galaxies Using Infrared Surface Brightness Fluctuations. Astrophysical Journal. 2003, 583 (2): 712–726. Bibcode:2003ApJ...583..712J. arXiv:astro-ph/0210129可免费查阅. doi:10.1086/345430. 
  3. ^ Deep Sky Videos. [19 March 2012]. (原始内容存档于2019-10-19). 
  4. ^ Supernova 2012aw: the pictures!. [19 March 2012]. (原始内容存档于2019-10-20). 
  5. ^ List of Recent Supernovae. [8 April 2012]. (原始内容存档于2012-05-11). 

外部連結

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M95 (棒旋星系)
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