Arp 296
| Galaxy Arp 296 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Big Bear |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 28 m 48.2 s |
| declination | + 58 ° 34 ′ 38 ″ |
| Appearance | |
| Morphological type | SB (r) ab + S: pec sp |
| Brightness (visual) | A: 15.7 mag B: 18 mag |
| Angular expansion | A: 0.5 x 0.5 B: 0.3 x 0.1 |
| Physical data | |
| Redshift | 0.059465 ± 0.000030 |
| Radial velocity | (17827 ± 9) km / s |
|
Stroke distance v rad / H 0 |
(800 ± 56) · 10 6 ly (245.3 ± 17.3) Mpc |
| history | |
| Catalog names | |
| PGC 35345/2580146 • Arp 296 • | |
Arp 296 is an interacting pair of galaxies in the constellation Great Bear, which is an estimated 800 million light years from the Milky Way . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This pair of galaxies belongs to the class of galaxies with long filaments .
Web links
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