NGC 3057
| Galaxy NGC 3057 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Dragon |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 10 h 05 m 39.3 s |
| declination | + 80 ° 17 ′ 08 ″ |
| Appearance | |
| Morphological type | SB (s) dm |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.5 likes |
| Angular expansion | 2.2 ′ × 1.3 ′ |
| Position angle | 5 ° |
| Surface brightness | 13.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.005084 ± 0.000013 |
| Radial velocity | (1524 ± 4) km / s |
|
Stroke distance v rad / H 0 |
(75 ± 5) x 10 6 ly (22.9 ± 1.6) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | September 26, 1802 |
| Catalog names | |
| NGC 3057 • UGC 5404 • PGC 29296 • CGCG 364-015 • MCG + 14-05-010 • 2MASX J10053930 + 8017084 • GC 1966 • H III 978 • | |
NGC 3057 is a barred spiral galaxy of the Hubble type SBm in the constellation Dragon. It is estimated to be 75 million light years from the Milky Way .
The object was discovered by Wilhelm Herschel on September 26, 1802 .