NGC 3156 explained

NGC 3156
Credit:	NASA/JPL-Caltech
Constellation Name:	Sextans
Epoch:	J2000
H Radial V:	1242 km/s
Z:	0.00415
Dist Ly:	^[1]
Type:	S0^[2]
Appmag V:	12.30
Appmag B:	13.07
Names:	^[3]

NGC 3156 is a lenticular galaxy located in the constellation Sextans.^{[4] [5] [6]} It is located at a distance of about 75 million light-years from Earth and is forming a pair with NGC 3169. It was discovered by astronomer William Herschel on December 13, 1784.^[7]

It is a member of the NGC 3166 Group of galaxies, which is a member of the Leo II Groups, a series of galaxies and galaxy clusters strung out from the right edge of the Virgo Supercluster.^{[8] [9]}

Notes and References

1. Cosmicflows-2: The Data. Tully, R. Brent. etal. The Astronomical Journal. 146. 4. 2013. 86 . 2013AJ....146...86T. 10.1088/0004-6256/146/4/86. 1307.7213. 118494842 .
2. Web site: Search specification: NGC 3156. HyperLeda. Université Claude Bernard Lyon 1. 2021-02-18.
3. NGC 3156. 2021-02-18.
4. Stone . Nicholas C. . van Velzen . Sjoert . 2016-06-30 . An enhanced rate of tidal disruptions in the centrally overdense E+A galaxy NGC 3156 . . 825 . 1 . L14 . 10.3847/2041-8205/825/1/L14. 1604.02056 . 2016ApJ...825L..14S . 118479040 . free .
5. Web site: Central regions of the early-type galaxies in the NGC 3169 group . 2020-09-27 . . en.
6. Web site: A Preferred Home for Disrupted Stars . 2020-09-27 . aasnova.org . 13 July 2016 . . en-US.
7. Web site: New General Catalogue objects: NGC 3150 - 3199. Seligman, Courtney. cseligman.com. 2021-02-18.
8. Web site: The Leo III Groups . Atlas of the Universe . 2010-11-27 . July 22, 2012 . https://archive.today/20120722223749/http://www.atlasoftheuniverse.com/galgrps/leoii.html . live .
9. NAME NGC 3166 Group. 2021-02-18.