NGC 2104
| Galaxy NGC 2104 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | painter |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 05 h 47 m 04.7 s |
| declination | -51 ° 33 ′ 11 ″ |
| Appearance | |
| Morphological type | SAB (s) cd: |
| Brightness (visual) | 12.6 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 2 ′ × 0.9 ′ |
| Position angle | 160 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.003873 +/- 0.000007 |
| Radial velocity | 1161 +/- 2 km / s |
|
Stroke distance v rad / H 0 |
(43 ± 3) x 10 6 ly (13.2 ± 0.9) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | December 27, 1834 |
| Catalog names | |
| NGC 2104 • PGC 17822 • ESO 205-002 • IRAS 05459-5133 • 2MASX J05470477-5133106 • SGC 054555-5134.1 • HIPASS J0547-51 | |
NGC 2104 is a barred spiral galaxy of the Hubble type SBm in the constellation Pictor in the southern sky . It is estimated to be 43 million light years away from the Milky Way and has a diameter of about 25,000 ly.
In the same area of the sky is the galaxy NGC 2101 , among others .
The object was discovered by John Herschel on December 27, 1834 .