NGC 2904
| Galaxy NGC 2904 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Air pump |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 09 h 30 m 17.0 s |
| declination | -30 ° 23 ′ 06 ″ |
| Appearance | |
| Morphological type | SAB (s) 0- |
| Brightness (visual) | 12.5 mag |
| Brightness (B-band) | 13.5 likes |
| Angular expansion | 1.2 ′ × 0.8 ′ |
| Position angle | 84 ° |
| Surface brightness | 12.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.007802 ± 0.000103 |
| Radial velocity | (2339 ± 31) km / s |
|
Stroke distance v rad / H 0 |
(95 ± 7) x 10 6 ly (29.0 ± 2.1) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 30, 1835 |
| Catalog names | |
| NGC 2904 • PGC 26981 • ESO 434-006 • MCG -05-23-003 • 2MASX J09301698-3023061 • LDCE 0649 NED001 | |
NGC 2904 is a lenticular galaxy of the Hubble type E-SB0 in the constellation Air Pump. It is estimated to be 96 million light years from the Milky Way .
The object was discovered on March 30, 1835 by John Herschel .