Arp 139
| Galaxy Arp 139 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Berenike's hair |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 07 m 27.7 s |
| declination | + 26 ° 43 ′ 29 ″ |
| Appearance | |
| Morphological type | DBL SYS |
| Brightness (visual) | 15.5 mag |
| Angular expansion | 0.9 ′ × 0.3 ′ |
| Physical data | |
| Redshift | 0.038977 ± 0.000270 |
| Radial velocity | (11685 ± 81) km / s |
|
Stroke distance v rad / H 0 |
(513 ± 36) · 10 6 ly (157.3 ± 11.1) Mpc |
| history | |
| Catalog names | |
| PGC 45463 • CGCG 160-142 • MCG + 05-31-135 • Arp 139 • VV 746 • | |
Arp 139 is an interacting pair of galaxies in the constellation Haar der Berenike , which is approximately 513 million light years from the Milky Way . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class of elliptical galaxies with emanating material .
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