NGC 1012
| Galaxy NGC 1012 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Aries |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 39 m 14.9 s |
| declination | + 30 ° 09 ′ 05 ″ |
| Appearance | |
| Morphological type | S0 / a? |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.1 mag |
| Angular expansion | 2.5 ′ × 1.1 ′ |
| Position angle | 24 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 67 |
| Redshift | 0.003292 ± 0.000009 |
| Radial velocity | 987 ± 3 km / s |
|
Stroke distance v rad / H 0 |
(48 ± 3) x 10 6 ly (14.8 ± 1.0) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | September 11, 1784 |
| Catalog names | |
| NGC 1012 • UGC 2141 • PGC 10051 • CGCG 505-030 • MCG + 05-07-027 • IRAS 02362 + 2956 • KUG 0236 + 299 • 2MASX J02391496 + 3009060 • GC 572 • H III 152 • h 241 • NVSS J023914 + 300908 | |
NGC 1012 is a lenticular galaxy of the Hubble type S0 / a in the constellation Aries on the ecliptic . It is estimated to be 48 million light years away from the Milky Way and has a diameter of about 35,000 ly. Together with PGC 9808 and PGC 9705 , it forms the small NGC 1012 group ( LGG 67 ).
The object was discovered by Wilhelm Herschel on September 11, 1784 .
NGC 1012 group ( LGG 67 )
| Galaxy | Alternative name | Distance / million Lj |
|---|---|---|
| NGC 1012 | PGC 10051 | 48 |
| PGC 9705 | UGC 2017 | 48 |
| PGC 9808 | UGC 2053 | 50 |