NGC 3028
Galaxy NGC 3028 |
|
---|---|
AladinLite | |
Constellation | Water snake |
Position equinox : J2000.0 , epoch : J2000.0 |
|
Right ascension | 09 h 49 m 54.2 s |
declination | -19 ° 11 ′ 03 ″ |
Appearance | |
Morphological type | Sb |
Brightness (visual) | 12.7 mag |
Brightness (B-band) | 13.5 likes |
Angular expansion | 0.9 ′ × 0.8 ′ |
Position angle | 108 ° |
Surface brightness | 12.2 mag / arcmin² |
Physical data | |
Redshift | 0.013499 ± 0.000030 |
Radial velocity | 4047 ± 9 km / s |
Stroke distance v rad / H 0 |
(172 ± 12) · 10 6 ly (52.7 ± 3.7) Mpc |
history | |
discovery | John Herschel |
Discovery date | March 23, 1835 |
Catalog names | |
NGC 3028 • PGC 28276 • ESO 566-016 • IRAS 09475-1856 • 2MASX J09495422-1911030 • SGC 094733-1857.1 • NVSS J094954-191103 • LDCE 689 NED002 |
NGC 3028 is a spiral galaxy of Hubble type Sb in the constellation Hydra south of the ecliptic . It is estimated to be 172 million light years from the Milky Way and about 50,000 light years in diameter.
The object was discovered by John Herschel on March 23, 1835 .