NGC 3821 explained

NGC 3821
Epoch:	J2000
Type:	(R)SAB(s)ab^[1]
Dist Ly:	83.1Mpc
H Radial V:	5764 km/s
Z:	0.019227
Appmag V:	13.7
Size V:	1.4 x 1.3
Constellation Name:	Leo
Names:	CGCG 127-32, MCG 4-28-30, PGC 36314, UGC 6663
Size:	~37.7kpc (estimated)

NGC 3821 is a low surface brightness^[2] spiral galaxy^[3] and a ring galaxy^[4] about 270 million light-years away in the constellation Leo.^[5] The galaxy was discovered by astronomer William Herschel on April 26, 1785^[6] and is a member of the Leo Cluster.^[7]

See also

• List of NGC objects (3001–4000)
• NGC 2859
• NGC 3081
• Malin 1

Notes and References

1. Web site: NASA/IPAC Extragalactic Database . Results for NGC 3821 . 2018-07-09.
2. Honey. M. van Driel. W. Das. M. Martin. J-M. 2018-03-03. A study of the H i and optical properties of Low Surface Brightness galaxies: spirals, dwarfs, and irregulars. Monthly Notices of the Royal Astronomical Society. en. 476. 4. 4488–4500. 10.1093/mnras/sty530. free. 0035-8711. 1802.06408. 2018MNRAS.476.4488H. 118843004.
3. Web site: Your NED Search Results. ned.ipac.caltech.edu. 2018-07-09.
4. P.. Kostyuk, I.. I.. Kopylov, A.. June 1982. Radial Velocities of Ring-Shaped Galaxies - Part Two. 1982SvAL....8..280K. Soviet Astronomy Letters. en. 8. 280.
5. Web site: Revised NGC Data for NGC 3821. spider.seds.org. 2018-07-09.
6. Web site: New General Catalog Objects: NGC 3800 - 3849. cseligman.com. en-US. 2018-07-09.
7. Deharveng. J.-M.. Boselli. A.. Donas. J.. October 2002. The far-ultraviolet emission of early-type galaxies. Astronomy & Astrophysics. en. 393. 3. 843–854. 10.1051/0004-6361:20021082. 0004-6361. astro-ph/0208578. 2002A&A...393..843D. 16016383.