NGC 3857 is a lenticular galaxy located about 295 million light-years away[2] in the constellation Leo.[3] The galaxy was discovered by astronomer by Édouard Stephan on March 23, 1884.[4] It is a member of the Leo Cluster.[5]
| NGC 3857 | |
|---|---|
 SDSS image of NGC 3857 | |
| Observation data (J2000 epoch) | |
| Constellation | Leo |
| Right ascension | 11h 44m 50.1s[1] |
| Declination | 19° 31′ 58″[1] |
| Redshift | 0.020964[1] |
| Heliocentric radial velocity | 6285 km/s[1] |
| Distance | 294 Mly (90.2 Mpc)[1] |
| Group or cluster | Leo Cluster |
| Apparent magnitude (V) | 15.1[1] |
| Characteristics | |
| Type | S0?[1] |
| Size | ~93,000 ly (28.5 kpc) (estimated)[1] |
| Apparent size (V) | 1.0 x 0.6[1] |
| Other designations | |
| CGCG 97-117, MCG 3-30-84, PGC 36548[1] | |
See also
editReferences
edit- ^ a b c d e f g h i j "NASA/IPAC Extragalactic Database". Results for NGC 3857. Retrieved 2018-07-19.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2018-07-19.
- ^ "Revised NGC Data for NGC 3857". spider.seds.org. Retrieved 2018-07-19.
- ^ "New General Catalog Objects: NGC 3850 - 3899". cseligman.com. Retrieved 2018-07-17.
- ^ "NGC 3857". Retrieved 2018-07-19.
External links
edit
Media related to NGC 3857 at Wikimedia Commons- NGC 3857 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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