IC 2339
| Galaxy IC 2339 |
|
|---|---|
|
|
| SDSS image of Arp 247 | |
| AladinLite | |
| Constellation | cancer |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 08 h 23 m 34.2 s |
| declination | + 21 ° 20 ′ 52 ″ |
| Appearance | |
| Morphological type | SB (s) c pec |
| Brightness (visual) | 14.4 mag |
| Brightness (B-band) | 15.1 mag |
| Angular expansion | 1.1 ′ × 0.6 ′ |
| Position angle | 60 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Affiliation | Cancer Cluster |
| Redshift | 0.018079 ± 0.000009 |
| Radial velocity | (5420 ± 3) km / s |
|
Stroke distance v rad / H 0 |
(238 ± 17) · 10 6 ly (73.1 ± 5.1) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | March 2, 1896 |
| Catalog names | |
| IC 2339 • UGC 4383 • PGC 23542 • CGCG 119-080 • MCG + 04-20-045 • 2MASX J08233424 + 2120514 • Arp 247 • GALEX ASC J082334.30 + 212052.5 • KPG 161B | |
IC 2339 is a barred spiral galaxy of the Hubble type SBc in the constellation Cancer on the ecliptic . It is estimated to be 238 million light years from the Milky Way and about 80,000 light years in diameter. Together with IC 2338 , it forms the isolated galaxy pair Arp 247 or KPG 161 .
Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class galaxies showing signs of splitting .
In the same area of the sky are the galaxies NGC 2563 , NGC 2569 , NGC 2570 , IC 2341 .
The object was discovered by Stéphane Javelle on March 2, 1896 .
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