IC 3957
| Galaxy IC 3957 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Berenike's hair |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 59 m 07.5 s |
| declination | + 27 ° 46 ′ 04 ″ |
| Appearance | |
| Morphological type | E. |
| Brightness (visual) | 14.6 mag |
| Brightness (B-band) | 15.6 mag |
| Angular expansion | 0.40 'x 0.4' |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 1656 |
| Redshift | 0.021135 ± 0.000023 |
| Radial velocity | 6336 ± 7 km / s |
|
Stroke distance v rad / H 0 |
(284 ± 20) x 10 6 ly (87.0 ± 6.1) Mpc |
| history | |
| discovery | Hermann Kobold |
| Discovery date | May 12, 1896 |
| Catalog names | |
| IC 3957 • PGC 44554 • CGCG 160-217 • MCG + 05-31-060 • 2MASX J12590745 + 2746 • GALEX ASC J125907.55 + 274604.0 • GIN 750 | |
IC 3957 is an elliptical galaxy of the Hubble type E0 in the constellation Coma Berenices in the northern sky . It is an estimated 284 million light years from the Milky Way , has a diameter of about 35,000 ly, and is a member of the Coma Galaxy Cluster .
The galaxies IC 3947 , IC 3949 , IC 3959 , IC 3963 are located in the same area of the sky .
The object was discovered by Hermann Kobold on May 12, 1896 .