NGC 1889
| Galaxy NGC 1889 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Hare |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 05 h 22 m 35.3 s |
| declination | -11 ° 29 ′ 49 ″ |
| Appearance | |
| Morphological type | E + pec: |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 0.6 ′ × 0.4 ′ |
| Position angle | 165 ° |
| Surface brightness | 11.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.008279 +/- 0.000087 |
| Radial velocity | 2482 +/- 2 km / s |
|
Stroke distance v rad / H 0 |
(105 ± 8) · 10 6 ly (32.3 ± 2.3) Mpc |
| history | |
| discovery | Bindon Blood Stoney |
| Discovery date | October 29, 1851 |
| Catalog names | |
| NGC 1889 • PGC 17196 • MCG -02-14-014 • Arp 123 • | |
NGC 1889 is an elliptical galaxy of Hubble type E in the constellation hare. It is estimated to be 105 million light years from the Milky Way . Together with NGC 1888 , it forms the galaxy pair Arp 123 . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class of elliptical galaxies close to spiral galaxies and disturbing them (Arp catalog) .
The object was discovered by Bindon Blood Stoney on October 29, 1851 .
Web links
literature
- Jeff Kanipe and Dennis Webb: The Arp Atlas of Peculiar Galaxies - A Chronicle and Observer's Guide " , Richmond 2006, ISBN 978-0-943396-76-7