NGC 3857
Galaxy NGC 3857 |
|
---|---|
SDSS recording | |
AladinLite | |
Constellation | lion |
Position equinox : J2000.0 , epoch : J2000.0 |
|
Right ascension | 11 h 44 m 50.14 s |
declination | + 19 ° 31 ′ 58.2 ″ |
Appearance | |
Morphological type | SA0 / a |
Brightness (visual) | 14.1 mag |
Brightness (B-band) | 15.1 mag |
Angular expansion | 1 ′ × 0.6 ′ |
Position angle | 42 ° |
Surface brightness | 13.4 mag / arcmin² |
Physical data | |
Affiliation | Abell 1367 |
Redshift | 0.020964 ± 0.000043 |
Radial velocity | 6285 ± 13 km / s |
Stroke distance v rad / H 0 |
(279 ± 20) x 10 6 ly (85.4 ± 6.0) Mpc |
history | |
discovery | Édouard Jean-Marie Stephan |
Discovery date | March 23, 1884 |
Catalog names | |
NGC 3857 • PGC 36548 • CGCG 97-117 • MCG + 03-30-084 • 2MASX J11445012 + 1931579 • LEDA 36548 • LDCE 836 NED030 |
NGC 3857 is a lenticular galaxy of Hubble type S0 in the constellation Leo. It is an estimated 279 million light years away from the Milky Way , has a diameter of about 80,000 ly, and is a member of the Leo galaxy cluster Abell 1367 .
The galaxies NGC 3859 , NGC 3862 , NGC 3868 and IC 2955 are located in the same area of the sky .
The object was discovered on March 23, 1884 by the French astronomer Édouard Stephan .