IC 422
| Galaxy IC 422 / IC 2131 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Hare |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 05 h 32 m 18.5 s |
| declination | -17 ° 13 ′ 26 ″ |
| Appearance | |
| Morphological type | E0 |
| Brightness (visual) | 13.5 likes |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 0.7 ′ × 0.7 ′ |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.009880 ± 0.000150 |
| Radial velocity | 2962 ± 45 km / s |
|
Stroke distance v rad / H 0 |
(126 ± 9) · 10 6 ly (38.6 ± 2.8) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | February 19, 1893 |
| Catalog names | |
| IC 422 • 2131 • PGC 17409 • MCG -03-15-001 • IRAS 05301-1715 • 2MASX J05321853-1713259 • NVSS J053218-171326 | |
IC 422 = IC 2131 is an elliptical dwarf galaxy of the Hubble type E0 in the constellation Rabbit in the southern sky . It is estimated to be 126 million light years from the Milky Way and about 25,000 light years in diameter.
The object was discovered by Stéphane Javelle on February 19, 1893 .