NGC 4743
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Galaxy in the constellation Centaurus
| NGC 4743 | |
|---|---|
| 2MASS image of NGC 4743. | |
| Observation data (J2000 epoch) | |
| Constellation | Centaurus |
| Right ascension | 12h 52m 16.0s[1] |
| Declination | −41° 23′ 26″[1] |
| Redshift | 0.009954[1] |
| Heliocentric radial velocity | 2984 km/s[1] |
| Distance | 145 Mly (44.6 Mpc)[1] |
| Group or cluster | Centaurus Cluster |
| Apparent magnitude (V) | 13.97[1] |
| Characteristics | |
| Type | SA0^+[1] |
| Size | ~70,500 ly (21.62 kpc) (estimated)[1] |
| Apparent size (V) | 1.3 x 0.5[1] |
| Other designations | |
| ESO 323-21, CCC 226, MCG -7-27-5, PGC 43653[1] | |
NGC 4743 is a lenticular galaxy located about 145 million light-years away[2] in the constellation Centaurus.[3] NGC 4743 was discovered by astronomer John Herschel on June 8, 1834.[4] It is a member of the Centaurus Cluster.[5] [6]
See also
[edit ]References
[edit ]- ^ a b c d e f g h i j "NASA/IPAC Extragalactic Database". Results for NGC 4743. Retrieved 2018年04月15日.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018年04月16日.
- ^ "Revised NGC Data for NGC 4743". spider.seds.org. Retrieved 2018年04月16日.
- ^ "New General Catalog Objects: NGC 4700 - 4749". cseligman.com. Retrieved 2018年04月11日.
- ^ Jerjen, H.; Dressler, A. (1997年07月01日). "Studies of the Centaurus cluster". Astronomy and Astrophysics Supplement Series. 124 (1): 1–12. Bibcode:1997A&AS..124....1J. doi:10.1051/aas:1997355 . ISSN 0365-0138.
- ^ O'Meara, Stephen James (2013年04月08日). Deep-Sky Companions: Southern Gems. Cambridge University Press. p. 222. Bibcode:2013dcsg.book.....O. ISBN 978-1-139-85154-1.
External links
[edit ]- NGC 4743 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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