Arp 3
| Galaxy Arp 3 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Aquarius |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 22 h 36 m 35.0 s |
| declination | -02 ° 54 ′ 24 ″ |
| Appearance | |
| Morphological type | SA (s) w |
| Brightness (visual) | 13.4 mag |
| Angular expansion | 2.5 ′ × 2.1 ′ |
| Physical data | |
| Redshift | 0.005641 ± 0.000005 |
| Radial velocity | (1691 ± 1) km / s |
|
Stroke distance v rad / H 0 |
(82 ± 6) · 10 6 ly (25 ± 1.7) Mpc |
| history | |
| Catalog names | |
| PGC 069293 • MCG -01-57-016 • Arp 3 • | |
Arp 3 is a spiral galaxy from the Hubble type SAm in the constellation Aquarius . It is about 82 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 spiral galaxies with low surface brightness .
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