IC 840
| Galaxy IC 840 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 58 m 42.0 s |
| declination | + 10 ° 36 ′ 59 ″ |
| Appearance | |
| Morphological type | SBa |
| Brightness (visual) | 13.6 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 0.8 × 0.6 |
| Position angle | 30 ° |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.036072 ± 0.000042 |
| Radial velocity | (10814 ± 13) km / s |
|
Stroke distance v rad / H 0 |
(481 ± 34) · 10 6 ly (147.5 ± 10.3) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | May 19, 1893 |
| Catalog names | |
| IC 840 • UGC 8090 • PGC 44495 • CGCG 071-086 • MCG + 02-33-040 • 2MASX J12584201 + 1036592 • | |
IC 840 is a bar-spiral galaxy of the Hubble type SBa in the constellation Virgo. It is estimated to be 481 million light years from the Milky Way .
The object was discovered by Stéphane Javelle on May 19, 1893 .