NGC 4770
| Galaxy NGC 4770 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 53 m 32.1 s |
| declination | -09 ° 32 ′ 29 ″ |
| Appearance | |
| Morphological type | S0-a |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 1.5 ′ × 0.8 ′ |
| Position angle | 90 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.012168 +/- 0.000117 |
| Radial velocity | 3648 +/- 35 km / s |
|
Stroke distance v rad / H 0 |
(158 ± 11) · 10 6 ly (48.5 ± 3.4) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | March 25, 1786 |
| Catalog names | |
| NGC 4770 • PGC 43804 • MCG -01-33-040 • 2MASX J12533215-0932294 • GC 3282 • H III 525 • USGC S189 NED14 • LDCE 0921 NED033 | |
NGC 4770 is a 12.9 mag bright lenticular galaxy of the Hubble type S0-a in the constellation Virgo on the ecliptic . It is an estimated 158 million light years from the Milky Way and about 75,000 light years in diameter .
The galaxies NGC 4761 , NGC 4764 , NGC 4778 , IC 3859 are located in the same area of the sky .
The object was discovered on March 25, 1786 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as “vF, vS”.