IC 5031
| Galaxy IC 5031 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | peacock |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 20 h 45 m 20.3 s |
| declination | -67 ° 32 ′ 22 ″ |
| Appearance | |
| Morphological type | S / HII |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.5 likes |
| Angular expansion | 0.7 ′ × 0.4 ′ |
| Position angle | 31 ° |
| Surface brightness | 11.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.032499 ± 0.000093 |
| Radial velocity | 9743 ± 28 km / s |
|
Stroke distance v rad / H 0 |
(431 ± 30) x 10 6 ly (132.1 ± 9.3) Mpc |
| history | |
| discovery | DeLisle Stewart |
| Discovery date | September 24, 1900 |
| Catalog names | |
| IC 5031 • PGC 65314 • ESO 074008 N01 • 2MASX J20452030-6732218 • GALEX ASC J204519.99-673223.1 | |
IC 5031 is a spiral galaxy with extensive star formation areas of the Hubble type S in the constellation Peacock in the southern sky . It is an estimated 431 million light years away from the Milky Way and has a diameter of about 90,000 ly. Together with IC 5032 , it probably forms a gravitationally bound galaxy pair.
The object was discovered by DeLisle Stewart on September 24, 1900 .