NGC 4733
| Galaxy NGC 4733 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 51 m 06.8 s |
| declination | + 10 ° 54 ′ 43 ″ |
| Appearance | |
| Morphological type | SB (rs) 0 ^ 0 ^ |
| Brightness (visual) | 11.7 mag |
| Brightness (B-band) | 12.7 mag |
| Angular expansion | 2.2 ′ × 2.2 ′ |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Affiliation | Virgo cluster Messier 49 group NGC 4636 group NGC 4343 group LGG 292 |
| Redshift | 0.003085 ± 0.000017 |
| Radial velocity | 925 ± 5 km / s |
|
Stroke distance v rad / H 0 |
(39 ± 3) x 10 6 ly (12.0 ± 0.8) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | March 15, 1784 |
| Catalog names | |
| NGC 4733 • UGC 7997 • PGC 43516 • CGCG 071-054 • MCG + 02-33-028 • 2MASX J12510678 + 1054435 • VCC 2087 • GC 3256 • H II 73 • h 1453 • GALEX ASC J125106.89 + 105445.1 • LDCE 904 NED262 • HOLM 473A • EVCC 2233 | |
NGC 4733 is a 11.7 likes bright elliptical galaxy from the Hubble type E0 in the constellation Virgo to the ecliptic . It is estimated to be 39 million light years from the Milky Way and about 30,000 light years across. Under the catalog name VCC 2087 , it is considered a member of the Virgo galaxy cluster .
In the same area of the sky are u. a. the galaxies NGC 4694 , NGC 4754 , NGC 4762 .
The object was discovered on March 15, 1784 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as “F not vS”.