NGC 4846
| Galaxy NGC 4846 |
|
|---|---|
|
|
| SDSS | |
| AladinLite | |
| Constellation | Hunting dogs |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 57 m 47.7 s |
| declination | + 36 ° 22 ′ 16 ″ |
| Appearance | |
| Morphological type | Sb |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 1.3 ′ × 0.6 ′ |
| Position angle | 62 ° |
| Surface brightness | 13.3 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 319 |
| Redshift | 0.015124 ± 0.000033 |
| Radial velocity | 4534 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(205 ± 14) · 10 6 ly (62.7 ± 4.4) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 11, 1831 |
| Catalog names | |
| NGC 4846 • UGC 8079 • PGC 44362 • CGCG 188-032, 189-04 • MCG + 06-29-002 • IRAS 12554 + 3637 • KUG 1255 + 366 • 2MASX J12574764 + 3622139 • GC 3334 • h 1495 • | |
| LDCE 929 NED001 | |
NGC 4846 is a 13.7 likes bright barred spiral galaxy with an active galactic nucleus from Hubble type SBBC in the constellation of the hunting dogs at the northern sky . It is an estimated 205 million light years from the Milky Way and about 80,000 light years in diameter . Together with NGC 4914 and NGC 4868 , it forms the small galaxy group LGG 319.
In the same area of the sky are the galaxies IC 3904 , IC 3914 , IC 3940 , IC 3967 .
The type IIn supernova SN 2008ip was observed here.
The object was discovered by John Herschel on March 11, 1831 .
Web links
- NGC 4846. SIMBAD, accessed February 18, 2015 .
- NGC 4846. DSO Browser, accessed February 18, 2015 .
- Auke Slotegraaf: NGC 4846. Deep Sky Observer's Companion, accessed on February 18, 2015 .