NGC 1473
| Galaxy NGC 1473 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Little water snake |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 03 h 47 m 26.2 s |
| declination | -68 ° 13 ′ 14 ″ |
| Appearance | |
| Morphological type | IB (s) m? |
| Brightness (visual) | 13.0 likes |
| Brightness (B-band) | 13.6 mag |
| Angular expansion | 1.5 ′ × 0.8 ′ |
| Position angle | 36 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 107 |
| Redshift | 0.004647 ± 0.000033 |
| Radial velocity | 1393 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(54 ± 4) · 10 6 ly (16.7 ± 1.2) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | November 2, 1834 |
| Catalog names | |
| NGC 1473 • PGC 13853 • ESO 054-019 • IRAS 03472-6822 • 2MASX J03472514-6813135 • SGC 034713-6822.4 • HIPASS J0347-68 | |
NGC 1473 is an irregular galaxy of Hubble type IBm in the constellation Small water snake at the southern sky . It is estimated to be 54 million light years from the Milky Way and about 25,000 light years across.
The object was discovered by John Herschel on November 2, 1834 .