NGC 5684
| Galaxy NGC 5684 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Bear keeper |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 14 h 35 m 50.1 s |
| declination | + 36 ° 32 ′ 36 ″ |
| Appearance | |
| Morphological type | S0 / AGN |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.6 mag |
| Angular expansion | 1.5 ′ × 1.3 ′ |
| Position angle | 105 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 385 |
| Redshift | 0.013616 +/- 0.000087 |
| Radial velocity | (4082 +/- 26) km / s |
|
Stroke distance v rad / H 0 |
(187 ± 13) x 10 6 ly (57.2 ± 4.0) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 1, 1785 |
| Catalog names | |
| NGC 5684 • UGC 9402 • PGC 52179 • CGCG 192-046 • MCG + 06-32-073 • GC 3938 • H III 421 • h 1844 • LDCE 1069 NED004 | |
NGC 5684 is a 12.6 likes bright lenticular galaxy of Hubble type S0 in the constellation Bootes and about 187 million light-years from the Milky Way center.
It was discovered on May 1, 1785 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "vF, vS".