IC 4899
| Galaxy IC 4899 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | peacock |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 19 h 54 m 26.750 s |
| declination | -70 ° 35 ′ 23.10 ″ |
| Appearance | |
| Morphological type | SB? Bc |
| Brightness (visual) | 13.6 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 1.00 × 0.7 |
| Position angle | 9 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | SSRS group 02 Pavo I group NGC 6876 group LGG 432 |
| Redshift | 0.013696 ± 0.000100 |
| Radial velocity | 4106 ± 30 km / s |
|
Stroke distance v rad / H 0 |
(178 ± 13) x 10 6 ly (54.7 ± 3.9) Mpc |
| history | |
| discovery | DeLisle Stewart |
| Discovery date | September 21, 1900 |
| Catalog names | |
| IC 4899 • PGC 63799 • ESO 073-015 • 2MASX J19542659-7035293 • 2MASS J19542674-7035231 | |
IC 4899 is a spiral galaxy of Hubble type Sab in the constellation Peacock on southern sky . It is an estimated 178 million light years from the Milky Way and about 50,000 light years across. She is considered a member of the ten galaxies counting NGC 6876 group ( LGG 432 ).
The object was discovered by DeLisle Stewart on September 21, 1900 .