NGC 2996
| Galaxy NGC 2996 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 09 h 46 m 30.2 s |
| declination | -21 ° 34 ′ 18 ″ |
| Appearance | |
| Morphological type | S0 + pec |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.6 mag |
| Angular expansion | 1.50 ′ × 1.3 ′ |
| Position angle | 115 ° |
| Surface brightness | 13.3 mag / arcmin² |
| Physical data | |
| Redshift | 0.029270 ± 0.000050 |
| Radial velocity | (8775 ± 15) km / s |
|
Stroke distance v rad / H 0 |
(383 ± 27) · 10 6 ly (117.4 ± 8.2) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 23, 1835 |
| Catalog names | |
| NGC 2996 • PGC 28049 • ESO 566-012 • MCG -03-25-022 • 2MASX J09411606-1640274 • LDCE 0677 NED001 | |
NGC 2996 is a lenticular galaxy of the Hubble type S0-a in the constellation Hydra. It is estimated to be 383 million light years from the Milky Way .
The object was discovered by John Herschel on March 23, 1835 .