NGC 4746
| Galaxy NGC 4746 |
|
|---|---|
|
|
| SDSS | |
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 51 m 55.3 s |
| declination | + 12 ° 04 ′ 59 ″ |
| Appearance | |
| Morphological type | Sb: / LINER / HII |
| Brightness (visual) | 11.9 likes |
| Brightness (B-band) | 12.7 mag |
| Angular expansion | 2.1 ′ × 0.6 ′ |
| Position angle | 120 ° |
| Surface brightness | 12.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.005947 ± 0.000017 |
| Radial velocity | 1783 ± 5 km / s |
|
Stroke distance v rad / H 0 |
(78 ± 6) · 10 6 ly (23.8 ± 1.7) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 29, 1830 |
| Catalog names | |
| NGC 4746 • UGC 8007 • PGC 43601 • CGCG 071-060 • MCG + 02-33-029 • IRAS 12494 + 1221 • GC 3265 • h 1460 • GALEX MSC J125155.14 + 120458.4 • LDCE 904 NED265 • EVCC 1202 | |
NGC 4746 is an active spiral galaxy with extensive star formation from Hubble type Sb in the constellation Virgo to the ecliptic . It is estimated to be 78 million light years from the Milky Way and about 50,000 light years across.
In the same area of the sky are u. a. the galaxies NGC 4754 and NGC 4762 .
The object was discovered by John Herschel on March 29, 1830 .
Web links
- NGC 4746. SIMBAD , accessed February 4, 2015 .
- NGC 4746. DSO Browser, accessed February 4, 2015 .
- Auke Slotegraaf : NGC 4746. Deep Sky Observer's Companion, accessed February 4, 2015 .