NGC 7812
| Galaxy NGC 7812 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | sculptor |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 02 m 54.5 s |
| declination | -34 ° 14 ′ 08 ″ |
| Appearance | |
| Morphological type | SAB (rs) from / HII |
| Brightness (visual) | 13.1 mag |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 1.10 × 0.7 |
| Position angle | 146 ° |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.022692 ± 0.000103 |
| Radial velocity | 6803 ± 31 km / s |
|
Stroke distance v rad / H 0 |
(304 ± 21) · 10 6 ly (93.1 ± 6.5) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | September 25, 1834 |
| Catalog names | |
| NGC 7812 • PGC 195 • ESO 349-021 • MCG -06-01-016 • IRAS 00003-3431 • 2MASX J00025446-3414084 • SGC 000021-3430.8 • | |
NGC 7812 is a spiral galaxy with extensive star formation regions of the Hubble type Sb in the constellation Sculptor in the southern sky . It is estimated to be 304 million light years from the Milky Way and about 100,000 light years in diameter.
The object was discovered by John Herschel on September 25, 1834 .