IC 631
| Galaxy IC 631 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | sextant |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 10 h 38 m 58.9 s |
| declination | -07 ° 03 ′ 09 ″ |
| Appearance | |
| Morphological type | E. |
| Brightness (visual) | 15.2 mag |
| Brightness (B-band) | 16.2 mag |
| Angular expansion | 0.5 ′ × 0.5 ′ |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.028880 ± 0.000073 |
| Radial velocity | (8658 ± 22) km / s |
|
Stroke distance v rad / H 0 |
(380 ± 27) · 10 6 ly (116.4 ± 8.2) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | May 5, 1893 |
| Catalog names | |
| IC 631 • PGC 155542 • 2MASX J10385891-0703080 • LDCE 0742 NED003 | |
IC 631 is an elliptical galaxy of Hubble type E in the constellation Sextant south of the celestial equator . It is an estimated 380 million light years from the Milky Way .
The object was discovered on May 5, 1893 by the French astronomer Stéphane Javelle .