NGC 2460
| Galaxy NGC 2460 |
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|---|---|
![NGC 2460, IC 2209 (top) & PGC 22269 (bottom) [1] taken with the 81 cm reflecting telescope of the Mount Lemmon Observatory](https://de.wikipedia.org/wiki/Datei:N2460s.jpg)
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| NGC 2460, IC 2209 ( top ) & PGC 22269 ( bottom ) taken with the 81 cm reflecting telescope of the Mount Lemmon Observatory | |
| AladinLite | |
| Constellation | giraffe |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 07 h 56 m 52.3 s |
| declination | + 60 ° 20 ′ 58 ″ |
| Appearance | |
| Morphological type | SA (s) a / AGN |
| Brightness (visual) | 11.8 mag |
| Brightness (B-band) | 12.7 mag |
| Angular expansion | 2.5 ′ × 1.9 ′ |
| Position angle | 40 ° |
| Surface brightness | 13.3 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 2460 group LGG 151 |
| Redshift | 0.004810 ± 0.000005 |
| Radial velocity | 1442 ± 1 km / s |
|
Stroke distance v rad / H 0 |
(68 ± 5) · 10 6 ly (20.8 ± 1.5) Mpc |
| history | |
| discovery | Ernst Wilhelm Temple |
| Discovery date | August 11, 1882 |
| Catalog names | |
| NGC 2460 • UGC 4097 • PGC 22270 • CGCG 287-010 • MCG + 10-12-021 • IRAS 07525 + 6028 • 2MASX J07565226 + 6020577 • NVSS J075651 + 602055 | |
NGC 2460 is a spiral galaxy with an active nucleus of the Hubble type Sab in the constellation Giraffe in the northern sky . It is an estimated 68 million light years from the Milky Way and about 50,000 light years in diameter . It probably forms a bound galaxy pair with IC 2209 .
Together with IC 2209, PGC 22508 , PGC 22524 and PGC 22561 it forms the small NGC 2460 group .
The object was discovered on August 11, 1882 by the astronomer Ernst Wilhelm Leberecht Tempel with a 28 cm telescope.
NGC 2460 group ( LGG 151 )
| Galaxy | Alternative name | Distance / million Lj |
|---|---|---|
| NGC 2460 | PGC 22270 | 68 |
| IC 2209 | PGC 22232 | 65 |
| PGC 22508 | UGC 4153 | 82 |
| PGC 22524 | UGC 4159 | 75 |
| PGC 22561 | UGC 4169 | 75 |