IC 5283
| Galaxy IC 5283 |
|
|---|---|
.jpg)
|
|
| Hubble image of NGC 7469 (upper right half of the image); left of center: IC 5283. (North is below in this picture.) | |
| AladinLite | |
| Constellation | Pegasus |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 23 h 03 m 17.7 s |
| declination | + 08 ° 53 ′ 38 ″ |
| Appearance | |
| Morphological type | SA (r) cd / Sy? |
| Brightness (visual) | 14.3 mag |
| Brightness (B-band) | 15.0 mag |
| Angular expansion | 0.7 ′ × 0.4 ′ |
| Position angle | 135 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation | isolated |
| Redshift | 0.016024 ± 0.000027 |
| Radial velocity | 4804 ± 8 km / s |
|
Stroke distance v rad / H 0 |
(222 ± 16) · 10 6 ly (68 ± 4.8) Mpc |
| history | |
| discovery | Guillaume Bigourdan |
| Discovery date | September 4, 1891 |
| Catalog names | |
| IC 5283 • PGC 70350 • CGCG 405-27 • MCG + 01-58-026 • Arp 298 • NVSS J230317 + 085338 • HOLM 803A • KPG 575B | |
IC 5283 is a spiral galaxy of Hubble type Scd in the constellation Pegasus at the northern sky . It is an estimated 222 million light years from the Milky Way and is approximately 45,000 light years across. Together with NGC 7469 , it forms the isolated, interacting galaxy pair Arp 298 , KPG 575 or Holm 803 .
Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This pair of galaxies belongs to the class Unclassified double galaxies .
The object was discovered on September 4, 1891 by Guillaume Bigourdan .
literature
- Jeff Kanipe and Dennis Webb: The Arp Atlas of Peculiar Galaxies - A Chronicle and Observer's Guide " , Richmond 2006, ISBN 978-0-943396-76-7