NGC 897
| Galaxy NGC 897 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Chemical furnace |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 21 m 06.4 s |
| declination | -33 ° 43 ′ 14 ″ |
| Appearance | |
| Morphological type | SA (rs) a |
| Brightness (visual) | 12.0 mag |
| Brightness (B-band) | 12.9 mag |
| Angular expansion | 2.1 ′ × 1.3 ′ |
| Position angle | 17 ° |
| Surface brightness | 12.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.015868 ± 0.000053 |
| Radial velocity | 4757 ± 16 km / s |
|
Stroke distance v rad / H 0 |
(209 ± 15) x 10 6 ly (64.1 ± 4.5) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | October 19, 1835 |
| Catalog names | |
| NGC 897 • PGC 8944 • ESO 355-007 • MCG -06-06-003 • 2MASX J02210637-3343144 • SGC 21858-3357.0 • | |
NGC 897 is a spiral galaxy of Hubble type Sa in the constellation Fornax the southern sky . It is estimated to be 209 million light years from the Milky Way and about 135,000 ly in diameter.
The object was discovered by John Herschel on October 19, 1835 .