IC 73
| Galaxy IC 73 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | fishes |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 04 m 52.9 s |
| declination | + 04 ° 46 ′ 02 ″ |
| Appearance | |
| Morphological type | S. |
| Brightness (visual) | 14.6 mag |
| Brightness (B-band) | 15.4 mag |
| Angular expansion | 0.9 ′ × 0.5 ′ |
| Position angle | 160 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.020931 ± 0.000110 |
| Radial velocity | 6275 ± 33 km / s |
|
Stroke distance v rad / H 0 |
(284 ± 20) x 10 6 ly (87.1 ± 6.1) Mpc |
| diameter | 50,000 ly |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | August 20, 1892 |
| Catalog names | |
| IC 73 • PGC 3842 • CGCG 410-029 • IRAS F01022 + 0429 • 2MASX J01045304 + 0446027 • GALEX ASC J010452.99 + 044602.3 • NVSS J010452 + 044558 | |
IC 73 is a spiral galaxy from the Hubble type S in the constellation fish on the ecliptic . It is about 284 million light years away from the Milky Way and about 75,000 light years in diameter .
In the same area of the sky are u. a. the galaxies NGC 396 and IC 74 .
The object was discovered by Stéphane Javelle on August 20, 1892 .