| NGC 4630 | |
|---|---|
 SDSS image of NGC 4630. | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 12h 42m 31.1s[1] |
| Declination | 03° 57′ 37″[1] |
| Redshift | 0.002458/737 km/s[1] |
| Distance | 53,823,000 ly |
| Group or cluster | Virgo II Groups |
| Apparent magnitude (V) | 13.15[1] |
| Characteristics | |
| Type | IB(s)m[1] |
| Size | ~29,292.76 ly (estimated) |
| Apparent size (V) | 1.8 x 1.3[1] |
| Other designations | |
| PGC 42688, UGC 7871, VCC 1923[1] | |
NGC 4630 is an irregular galaxy[2] located about 54 million light-years away[3] in the constellation of Virgo.[4] NGC 4630 was discovered by astronomer William Herschel on February 2, 1786.[2] NGC 4630 is part of the Virgo II Groups[5] which form a southern extension of the Virgo Cluster.[6]
See also
References
- ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 4630. Retrieved 2017-09-10.
- ^ a b "New General Catalog Objects: NGC 4600 - 4649". cseligman.com. Retrieved 2017-09-03.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-09-12.
- ^ Rojas, Sebastián García. "Galaxy NGC 4630 - Galaxy in Virgo Constellation · Deep Sky Objects Browser". DSO Browser. Retrieved 2017-09-12.
- ^ Tully, R. B. (June 1982). "The Local Supercluster". The Astrophysical Journal. 257: 389–422. Bibcode:1982ApJ...257..389T. doi:10.1086/159999. ISSN 0004-637X.
- ^ "The Virgo II Groups". www.atlasoftheuniverse.com. Retrieved 2018-04-02.
External links
Media related to NGC 4630 at Wikimedia Commons- NGC 4630 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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This page was last edited on 13 August 2023, at 09:22