NGC 712
| Galaxy NGC 712 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Andromeda |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 53 m 08.4 s |
| declination | + 36 ° 49 ′ 11 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 12.8 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 1 ′ × 0.6 ′ |
| Position angle | 85 ° |
| Surface brightness | 12.1 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 262 LGG 37 |
| Redshift | 0.017779 ± 0.000067 |
| Radial velocity | 5330 ± 20 km / s |
|
Stroke distance v rad / H 0 |
(244 ± 17) x 10 6 ly (74.9 ± 5.2) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | October 1828 |
| Catalog names | |
| NGC 712 • UGC 1352 • PGC 6988 • CGCG 522-043 • MCG + 06-05-035 • 2MASX J01530843 + 3649115 • GC 429 • h 163 • GALEXASC J015308.38 + 364912.2 • LDCE 115 NED022 | |
NGC 712 is a lenticular galaxy of the Hubble type S0 in the constellation Andromeda in the northern sky . It is estimated to be 244 million light years from the Milky Way and about 70,000 light years in diameter . The galaxy is considered a member of the Abell 262 galaxy group .
In the same area of the sky are u. a. the galaxies NGC 703 , NGC 709 , NGC 714 , NGC 717 .
The object was discovered in October 1828 by the British astronomer John Frederick William Herschel .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 712. Deep Sky Observer's Companion, accessed October 2, 2015 .