NGC 484
| Galaxy NGC 484 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Toucan |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 19 m 34.73 s |
| declination | -58 ° 31 ′ 27.5 ″ |
| Appearance | |
| Morphological type | E + |
| Brightness (visual) | 11.2 mag |
| Brightness (B-band) | 12.2 mag |
| Angular expansion | 1.9 ′ × 1.4 ′ |
| Position angle | 94 ° |
| Surface brightness | 12.3 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 434 group LGG 19 |
| Redshift | 0.017028 ± 0.000087 |
| Radial velocity | 5105 ± 26 km / s |
|
Stroke distance v rad / H 0 |
(223 ± 16) x 10 6 ly (68.4 ± 4.8) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | October 28, 1834 |
| Catalog names | |
| NGC 484 • PGC 4764 • ESO 113-036 • 2MASX J01193469-5831272 • SGC 011738-5847.2 • GC 273 • h 2406 • GALEX ASC J011934.87-583127.9 • LDCE 73 NED006 | |
NGC 484 is an elliptical galaxy of Hubble type E / S0 in the constellation Toucan on southern sky . It is an estimated 223 million light years away from the Milky Way and about 130,000 light years in diameter. The galaxy is part of the 10-member NGC 434 group ( LGG 19 ).
In the same area of the sky is u. a. the galaxy NGC 466 .
The object was discovered on October 28, 1834 by the British astronomer John Herschel .