IC 4172
| Galaxy IC 4172 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Berenike's hair |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 06 m 33.3 s |
| declination | + 22 ° 51 ′ 01 ″ |
| Appearance | |
| Morphological type | S? |
| Brightness (visual) | 15.7 mag |
| Brightness (B-band) | 16.5 mag |
| Angular expansion | 0.4 × 0.3 |
| Position angle | 60 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.034617 ± 0.000063 |
| Radial velocity | 10,378 ± 19 km / s |
|
Stroke distance v rad / H 0 |
(464 ± 33) · 10 6 ly (142.2 ± 10) Mpc |
| history | |
| discovery | Max Wolf |
| Discovery date | January 27, 1904 |
| Catalog names | |
| IC 4172 • PGC 45379 • KUG 1304 + 231 • 2MASX J13063328 + 2251010 • | |
IC 4172 is a galaxy of Hubble type S? in the constellation Coma Berenices in the northern sky . It is an estimated 464 million light years from the Milky Way and about 55,000 light years in diameter.
The object was discovered by Max Wolf on January 27, 1904 .