Arp 74
| Galaxy Arp 74 / UGC 1626 |
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|---|---|
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| AladinLite | |
| Constellation | Andromeda |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 02 h 08 m 21.4 s |
| declination | + 41 ° 28 ′ 46 ″ |
| Appearance | |
| Morphological type | SAB (rs) c |
| Brightness (visual) | 14.1 mag |
| Angular expansion | 1.6 ′ × 1.5 ′ |
| Physical data | |
| Redshift | 0.018489 ± 0.000037 |
| Radial velocity | (5543 ± 11) km / s |
|
Stroke distance v rad / H 0 |
(254 ± 18) x 10 6 ly (77.8 ± 5.5) Mpc |
| history | |
| Catalog names | |
| UGC 1626 • PGC 8161 • CGCG 538-025 • MCG + 07-05-018 • 2MASX J02082136 + 4128461 • Arp 74 • VV 341a • | |
Arp 74 = UGC 1626 is a barred spiral galaxy in the constellation Andromeda , which is about 254 million light years away from the Milky Way. At the end of one of its spiral arms, the galaxy has a smaller object with high surface brightness ( 2MASX J02082216 + 4128061 ).
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