Arp 51
| Galaxy Arp 51 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | whale |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 06 m 16.7 s |
| declination | -13 ° 26 ′ 53 ″ |
| Appearance | |
| Morphological type | SB: (s) c: pec II-III: |
| Brightness (visual) | 15.0 mag |
| Angular expansion | 0.8 ′ × 0.6 ′ |
| Physical data | |
| Redshift | ? |
| Radial velocity | ? km / s |
| distance | ? pc |
| history | |
| Catalog names | |
| PGC 475 • MCG -02-01-024 • Arp 51 • | |
Arp 51 is a bar-spiral galaxy in the constellation Whale. Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class spiral galaxies with a small companion of high surface brightness on one arm .
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