NGC 4456
| Galaxy NGC 4456 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 27 m 52.4 s |
| declination | -30 ° 05 ′ 52 ″ |
| Appearance | |
| Morphological type | Sbc / HII |
| Brightness (visual) | 13.3 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 1.2 '× 0.6' |
| Position angle | 150 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.020538 ± 0.000033 |
| Radial velocity | (6157 ± 10) km / s |
|
Stroke distance v rad / H 0 |
(268 ± 19) · 10 6 ly (82.1 ± 5.7) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | March 30, 1835 |
| Catalog names | |
| NGC 4456 • PGC 40922/49025 • ESO 441-G030 • MCG -05-30-002 • IRAS 12252-2949 • 2MASX J12275243-3005510 • GC 3007 • h 3394 • | |
NGC 4456 is a spiral galaxy of Hubble type Sbc in the constellation Hydra. It is estimated to be 268 million light years from the Milky Way .
The object was discovered by John Herschel on March 30, 1835 .