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NGC 3821
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| NGC 3821 | |
|---|---|
 SDSS image of NGC 3821. | |
| Observation data (J2000 epoch) | |
| Constellation | Leo |
| Right ascension | 11h 42m 09.1s[1] |
| Declination | 20° 18′ 56″[1] |
| Redshift | 0.019227[1] |
| Heliocentric radial velocity | 5764 km/s[1] |
| Distance | 271 Mly (83.1 Mpc)[1] |
| Group or cluster | Leo Cluster |
| Apparent magnitude (V) | 13.7[1] |
| Characteristics | |
| Type | (R)SAB(s)ab[1] |
| Size | ~123,000 ly (37.7 kpc) (estimated)[1] |
| Apparent size (V) | 1.4 x 1.3[1] |
| Other designations | |
| CGCG 127-32, MCG 4-28-30, PGC 36314, UGC 6663[1] | |
NGC 3821 is a low surface brightness[2] spiral galaxy[3] and a ring galaxy[4] about 270 million light-years away[3] 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
[edit]References
[edit]- ^ a b c d e f g h i j "NASA/IPAC Extragalactic Database". Results for NGC 3821. Retrieved 2018-07-09.
- ^ 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. 476 (4): 4488–4500. arXiv:1802.06408. Bibcode:2018MNRAS.476.4488H. doi:10.1093/mnras/sty530. ISSN 0035-8711. S2CID 118843004.
- ^ a b "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018-07-09.
- ^ P., Kostyuk, I.; I., Kopylov, A. (June 1982). "Radial Velocities of Ring-Shaped Galaxies - Part Two". Soviet Astronomy Letters. 8: 280. Bibcode:1982SvAL....8..280K.
{{cite journal}}: CS1 maint: multiple names: authors list (link) - ^ "Revised NGC Data for NGC 3821". spider.seds.org. Retrieved 2018-07-09.
- ^ "New General Catalog Objects: NGC 3800 - 3849". cseligman.com. Retrieved 2018-07-09.
- ^ Deharveng, J.-M.; Boselli, A.; Donas, J. (October 2002). "The far-ultraviolet emission of early-type galaxies". Astronomy & Astrophysics. 393 (3): 843–854. arXiv:astro-ph/0208578. Bibcode:2002A&A...393..843D. doi:10.1051/0004-6361:20021082. ISSN 0004-6361. S2CID 16016383.
External links
[edit]
Media related to NGC 3821 at Wikimedia Commons- NGC 3821 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
