IC 4547
| Galaxy IC 4547 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Northern crown |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 15 h 27 m 15.1 s |
| declination | + 28 ° 47 ′ 20 ″ |
| Appearance | |
| Morphological type | E. |
| Brightness (visual) | 14.3 mag |
| Brightness (B-band) | 15.3 mag |
| Angular expansion | 0.8 ′ × 0.6 ′ |
| Position angle | 150 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 2079 |
| Redshift | 0.034434 ± 0.000067 |
| Radial velocity | 10,323 ± 20 km / s |
|
Stroke distance v rad / H 0 |
(466 ± 33) · 10 6 ly (142.8 ± 10.0) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | July 22, 1895 |
| Catalog names | |
| IC 4547 • PGC 55130 • CGCG 165-058 • 2MASX J15271508 + 2847203 • LEDA 55130 | |
IC 4547 is an elliptical galaxy of the Hubble type E / S0 in the constellation Corona Borealis in the northern sky . It is estimated to be 466 million light years away from the Milky Way and has a diameter of around 95,000 ly.
In the same area of the sky are the galaxies IC 4546 and IC 4548 .
The object was discovered by Stéphane Javelle on July 22, 1895 .