UGC 4881
| Galaxy UGC 4881 / Arp 55 |
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|---|---|
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| Hubble image of UGC 4881 (center; below left the galaxies PGC 82353 and PGC 2242096) | |
| AladinLite | |
| Constellation | lynx |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 09 h 15 m 55.1 s |
| declination | + 44 ° 19 ′ 55 ″ |
| Appearance | |
| Morphological type | LINER; LIRG / HII |
| Brightness (visual) | 14.9 mag |
| Angular expansion | 1 ′ × 0.9 ′ |
| Physical data | |
| Redshift | 0.03930 ± 0.00038 |
| Radial velocity | (11780 ± 110) km / s |
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Stroke distance v rad / H 0 |
(527 ± 37) · 10 6 ly (161.5 ± 11.4) Mpc |
| history | |
| Catalog names | |
| UGC 4881 • PGC 26132 • CGCG 238-25 • MCG + 8-17-65 • IRAS 09126 + 4432 • Arp 55 • VV 155 • | |
UGC 4881 = Arp 55 ( VV 155 ) is an interacting pair of galaxies in the constellation Lynx with an angular extent of about one arc minute and a distance of about 527 million light years.
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 (Arp catalog) .
Web links
Commons : UGC 4881 - collection of images, videos and audio files
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