NGC 5654
| Galaxy NGC 5654 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Bear keeper |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 14 h 30 m 01.3 s |
| declination | + 36 ° 21 ′ 39 ″ |
| Appearance | |
| Morphological type | SB0-a |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 14.0 mag |
| Angular expansion | 1.5 ′ × 1.0 ′ |
| Position angle | 145 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.028650 ± 0.000083 |
| Radial velocity | (8589 ± 25) km / s |
|
Stroke distance v rad / H 0 |
(388 ± 27) x 10 6 ly (118.9 ± 8.3) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 1, 1785 |
| Catalog names | |
| NGC 5654 • UGC 9319 • PGC 51807 • CGCG 192-032 • MCG + 06-32-50 • GC 3915 • H III 420 • h 1828 • LDCE 1060 NED004 | |
NGC 5654 is a 13.1 mag merging galaxy pair in the Bear Keeper constellation and about 388 million light years from the Milky Way.
It was discovered on May 1, 1785 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "vF, S".