| NGC 3857 | |
|---|---|
SDSS image of NGC 3857 | |
| Observation data (J2000 epoch) | |
| Constellation | Leo |
| Right ascension | 11h 44m 50.1s |
| Declination | 19° 31′ 58″ |
| Redshift | 0.020964 |
| Heliocentric radial velocity | 6285 km/s |
| Distance | 294 Mly (90.2 Mpc) |
| Group or cluster | Leo Cluster |
| Apparent magnitude (V) | 15.1 |
| Characteristics | |
| Type | S0? |
| Size | ~93,000 ly (28.5 kpc) (estimated) |
| Apparent size (V) | 1.0 x 0.6 |
| Other designations | |
| CGCG 97-117, MCG 3-30-84, PGC 36548 | |
NGC 3857 is a lenticular galaxy located about 295 million light-years away in the constellation Leo. The galaxy was discovered by astronomer by Édouard Stephan on March 23, 1884. It is a member of the Leo Cluster.