IC 4779
| Galaxy IC 4779 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | peacock |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 18 h 50 m 30.4 s |
| declination | -63 ° 00 ′ 46 ″ |
| Appearance | |
| Morphological type | SA (rs) b: |
| Brightness (visual) | 13.9 likes |
| Brightness (B-band) | 14.7 mag |
| Angular expansion | 0.9 ′ × 0.8 ′ |
| Position angle | 121 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.016555 ± 0.000150 |
| Radial velocity | 4963 ± 45 km / s |
|
Stroke distance v rad / H 0 |
(218 ± 15) x 10 6 ly (66.7 ± 4.7) Mpc |
| history | |
| discovery | DeLisle Stewart |
| Discovery date | July 20, 1901 |
| Catalog names | |
| IC 4779 • PGC 62480 • ESO 104-017 • IRAS F18458-6304 • 2MASX J18503042-6300463 • 2MASX J18503042-6300463 | |
IC 4779 is a spiral galaxy of Hubble type Sab in the constellation Peacock on southern sky . It is estimated to be 218 million light years from the Milky Way and about 60,000 light years in diameter .
The galaxies IC 4770 , IC 4771 , IC 4781 , IC 4784 are in the same region of the sky .
The object was discovered by DeLisle Stewart on July 20, 1901 .