Arp 146
| Galaxy Arp 146 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Andromeda |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 06 m 44.4 s |
| declination | -06 ° 38 ′ 09 ″ |
| Appearance | |
| Morphological type | Pec |
| Brightness (visual) | 16.3 mag |
| Angular expansion | 0.7 ′ × 0.6 ′ |
| Physical data | |
| Redshift | 0.075440 ± 0.000190 |
| Radial velocity | (22616 ± 57) km / s |
|
Stroke distance v rad / H 0 |
(1014 ± 71) · 10 6 ly (311 ± 21.8) Mpc |
| history | |
| Catalog names | |
| PGC 509/510 • Arp 146 • VV 790 • | |
Arp 146 is a galaxy with an associated ring in the constellation Andromeda , about 1 billion 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 galaxies with associated rings .
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