IC 656
| Galaxy IC 656 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | lion |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 10 h 55 m 08.1 s |
| declination | + 17 ° 36 ′ 46 ″ |
| Appearance | |
| Morphological type | Sab? |
| Brightness (visual) | 15.0 mag |
| Brightness (B-band) | 16.0 mag |
| Angular expansion | 0.20 ′ × 0.2 ′ |
| Surface brightness | 11.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.085695 |
| Radial velocity | 25691 km / s |
|
Stroke distance v rad / H 0 |
(1144 ± 80) · 10 6 Lj (350.9 ± 24.6) Mpc |
| history | |
| discovery | Guillaume Bigourdan |
| Discovery date | March 15, 1887 |
| Catalog names | |
| IC 656 • PGC 1537008 • 2MASX J10550869 + 1736422 • | |
IC 656 is a spiral galaxy of the Hubble type Sab with three optically adjacent stars in the constellation Leo on the ecliptic . It is estimated to be 1,144 million light years from the Milky Way .
The object was discovered on March 15, 1887 by Guillaume Bigourdan .