NGC 2956
| Galaxy NGC 2956 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 09 h 37 m 41.1 s |
| declination | -19 ° 06 ′ 04 ″ |
| Appearance | |
| Morphological type | (R'_1) SB (rs) a |
| Brightness (visual) | 14.5 mag |
| Brightness (B-band) | 15.3 mag |
| Angular expansion | 0.90 ′ × 0.3 ′ |
| Position angle | 55 ° |
| Surface brightness | 12.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.032149 ± 0.000133 |
| Radial velocity | (9638 ± 40) km / s |
|
Stroke distance v rad / H 0 |
(422 ± 30) · 10 6 ly (129.3 ± 9.1) Mpc |
| history | |
| discovery | Frank Muller |
| Discovery date | 1886 |
| Catalog names | |
| NGC 2956 • PGC 27531 • ESO 565-034 • IRAS 09369-1852 • 2MASX J09391706-1906040 • | |
NGC 2956 is a barred spiral galaxy of the Hubble type SBb in the constellation Hydra. It is an estimated 422 million light years away from the Milky Way .
The object was discovered by Frank Muller in 1886 .