NGC 5020
| Galaxy NGC 5020 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 12 m 39.9 s |
| declination | + 12 ° 35 ′ 59 ″ |
| Appearance | |
| Morphological type | SAB (rs) bc / HII |
| Brightness (visual) | 12.1 mag |
| Brightness (B-band) | 12.9 mag |
| Angular expansion | 3.1 ′ × 2.7 ′ |
| Position angle | 85 ° |
| Surface brightness | 14.3 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 335 |
| Redshift | 0.011214 +/- 0.000007 |
| Radial velocity | 3362 +/- 2 km / s |
|
Stroke distance v rad / H 0 |
(149 ± 10) · 10 6 ly (45.7 ± 3.2) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | April 12, 1784 |
| Catalog names | |
| NGC 5020 • UGC 8289 • PGC 45883 • CGCG 072-024 • MCG + 02-34-003 • IRAS 13102 + 1251 • GC 3450 • H II 129 • h 1556 • | |
NGC 5020 is a 12.1 mag barred spiral galaxy of the Hubble-type SBbc in the constellation of Virgo , about 149 million light years away from the Milky Way. Together with PGC 45741 and PGC 45750 , it forms the small galaxy group LGG 335.
It was discovered on April 12, 1784 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "F, pL, lbM, R, r".
NGC 5020 group ( LGG 335 )
| Galaxy | Alternative name | Distance / million Lj |
|---|---|---|
| NGC 5020 | PGC 45833 | 149 |
| PGC 45741 | UGC 8253 | 147 |
| PGC 45750 | UGC 8255 | 149 |