NGC 263
| Galaxy NGC 263 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | whale |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 48 m 48.5 s |
| declination | -13 ° 06 ′ 27 ″ |
| Appearance | |
| Morphological type | Sbc |
| Brightness (visual) | 14.3 mag |
| Brightness (B-band) | 15.1 mag |
| Angular expansion | 0.7 ′ × 0.3 ′ |
| Position angle | 45 ° |
| Surface brightness | 12.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.029000 ± 0.000023 |
| Radial velocity | 8694 ± 7 km / s |
|
Stroke distance v rad / H 0 |
(390 ± 27) · 10 6 ly (119.7 ± 8.4) Mpc |
| history | |
| discovery | Francis Preserved Leavenworth |
| Discovery date | 1886 |
| Catalog names | |
| NGC 263 • PGC 2856 • MCG -02-03-021 • IRAS F00463-1322 • 2MASX J00484847-1306266 • | |
NGC 263 is a spiral galaxy in the constellation Whale , approximately 390 million light years from the Milky Way .
The object was discovered in 1886 by the American astronomer Francis Preserved Leavenworth .