IC 252
| Galaxy IC 252 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | whale |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 41 m 45.1 s |
| declination | -14 ° 50 ′ 54 ″ |
| Appearance | |
| Morphological type | S. |
| Brightness (visual) | 14.7 mag |
| Brightness (B-band) | 15.5 mag |
| Angular expansion | 0.7 ′ × 0.4 ′ |
| Position angle | 20 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.024197 ± 0.000083 |
| Radial velocity | 7254 ± 25 km / s |
|
Stroke distance v rad / H 0 |
(323 ± 23) x 10 6 ly (98.9 ± 6.9) Mpc |
| diameter | 45,000 ly |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | December 5, 1891 |
| Catalog names | |
| IC 252 • PGC 144971 • 2MASX J02414512-1450537 • LDCE 0198 NED003 | |
IC 252 is a galaxy of Hubble type S? in the constellation whale in the southern sky . It is around 323 million light years away from the Milky Way and around 45,000 light years in diameter .
The object was discovered on December 5, 1891 by Stéphane Javelle .
Individual evidence
Attention: The sorting key “IC 0252” overwrites the previously used key “IC0252”.