IC 2389
| Galaxy IC 2389 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | giraffe |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 08 h 47 m 57.8 s |
| declination | + 73 ° 32 ′ 21 ″ |
| Appearance | |
| Morphological type | SB (s) b? |
| Brightness (visual) | 13.2 mag |
| Brightness (B-band) | 14.0 mag |
| Angular expansion | 1.40 × 0.3 |
| Position angle | 126 ° |
| Surface brightness | 12.1 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 160 |
| Redshift | 0.007942 ± 0.000030 |
| Radial velocity | 2381 ± 9 km / s |
|
Stroke distance v rad / H 0 |
(112 ± 8) · 10 6 ly (34.3 ± 2.4) Mpc |
| history | |
| discovery | Guillaume Bigourdan |
| Discovery date | February 3, 1894 |
| Catalog names | |
| IC 2389 • UGC 4576 • PGC 24711 • CGCG 331-064 NED01 • MCG + 12-09-011 • IRAS 08425 + 7343 • 2MASX J08475768 + 7332216 • VV 798 • NVSS J084756 + 733225 | |
IC 2389 is a bar-spiral galaxy of the Hubble type SBb in the constellation Camelopardalis in the northern sky . It is estimated to be 112 million light years from the Milky Way and about 45,000 light years across .
It probably forms a gravitationally bound pair with NGC 2636 . The galaxies NGC 2629 , NGC 2633 , NGC 2634 , NGC 2646 are still in the same area of the sky .
The object was discovered by Guillaume Bigourdan on February 3, 1894 .