NGC 4825
| Galaxy NGC 4825 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 57 m 12.2 s |
| declination | -13 ° 39 ′ 53 ″ |
| Appearance | |
| Morphological type | SA0- |
| Brightness (visual) | 11.9 likes |
| Brightness (B-band) | 12.9 mag |
| Angular expansion | 2.0 ′ × 1.1 ′ |
| Position angle | 138 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation |
NGC 4783 group LGG 316 |
| Redshift | 0.014850 ± 0.000060 |
| Radial velocity | 4452 ± 18 km / s |
|
Stroke distance v rad / H 0 |
(194 ± 14) · 10 6 ly (59.4 ± 4.2) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | March 27, 1786 |
| Catalog names | |
| NGC 4825 • PGC 44261 • MCG -02-33-070 • 2MASX J12571223-1339534 • GC 3320 • H II 563 • LDCE 921 NED059 | |
NGC 4825 is an 11.9 mag bright elliptical galaxy of the Hubble type E / S0 in the constellation Virgo on the ecliptic . It is estimated to be 194 million light years from the Milky Way and about 115,000 light years in diameter. Together with NGC 4863 and NGC 4783 , it forms the small galaxy group LGG 316.
In the same area of the sky are u. a. the galaxies NGC 4820 , NGC 4823 , NGC 4829 , NGC 4847 .
The object was discovered on March 27, 1786 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as “pB, iF, bM”.