NGC 230
| Galaxy NGC 230 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | whale |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 42 m 27.2 s |
| declination | -23 ° 37 ′ 44 ″ |
| Appearance | |
| Morphological type | Sa? / pec / sp / HII |
| Brightness (visual) | 14.7 mag |
| Brightness (B-band) | 15.6 mag |
| Angular expansion | 1.1 ′ × 0.2 ′ |
| Position angle | 44 ° |
| Surface brightness | 12.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.022546 ± 0.000137 |
| Radial velocity | 6759 ± 41 km / s |
|
Stroke distance v rad / H 0 |
(302 ± 21) · 10 6 ly (92.7 ± 6.5) Mpc |
| history | |
| discovery | Francis Preserved Leavenworth |
| Discovery date | 1886 |
| Catalog names | |
| NGC 230 • PGC 2539 • ESO 474-14 • MCG -04-02-037 • IRAS 00399-2354 • 2MASX J00422719-2337436 • SGC 003959-2354.2 • AM 0040-234 | |
NGC 230 is a spiral galaxy of Hubble type Sa? in the constellation Whale at the celestial equator , which is an estimated 302 million light years from the Milky Way . The galaxies NGC 232 and IC 1573 are in the same area of the sky .
The object was discovered in 1886 by the American astronomer Francis Preserved Leavenworth .