NGC 4928
| Galaxy NGC 4928 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 03 m 00.6 s |
| declination | -08 ° 05 ′ 06 ″ |
| Appearance | |
| Morphological type | SA (s) bc pec |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.5 likes |
| Angular expansion | 1.1 ′ × 0.9 ′ |
| Position angle | 50 ° |
| Surface brightness | 12.5 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 333 |
| Redshift | 0.005734 +/- 0.000021 |
| Radial velocity | 1719 +/- 6 km / s |
|
Stroke distance v rad / H 0 |
(72 ± 5) x 10 6 ly (22.2 ± 1.6) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | April 25, 1784 |
| Catalog names | |
| NGC 4928 • PGC 45052 • MCG -01-33-075 • IRAS 13004-0749 • GC 3373, 3374 • H II 190, III 760 • h 3453 • LDCE 0904 NED291 | |
NGC 4928 is a 12.7 likes bright spiral galaxy of Hubble type Sbc in the constellation of Virgo , which is about 72 million light-years from the Milky Way's center.
It was discovered on April 25, 1784 by Wilhelm Herschel with an 18.7-inch reflecting telescope, who described it as "cF, vS, R"; During his observation with an 18-inch reflector telescope, John Herschel noted “vF, R, glbM, 30 arcseconds”.