NGC 7625
Galaxy NGC 7625 |
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SDSS recording | |
AladinLite | |
Constellation | Pegasus |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 23 h 20 m 30.1 s |
declination | + 17 ° 13 ′ 32 ″ |
Appearance | |
Morphological type | SA (rs) a pec / HII |
Brightness (visual) | 11.9 likes |
Brightness (B-band) | 12.8 mag |
Angular expansion | 1.6 ′ × 1.4 ′ |
Position angle | 60 ° |
Surface brightness | 12.6 mag / arcmin² |
Physical data | |
Redshift | 0.005447 ± 0.000003 |
Radial velocity | (1633 ± 1) km / s |
Stroke distance v rad / H 0 |
(81 ± 6) · 10 6 ly (24.7 ± 1.7) Mpc |
history | |
discovery | William Herschel |
Discovery date | October 15, 1784 |
Catalog names | |
NGC 7625 • UGC 12529 • PGC 71133 • CGCG 454-043 • MCG + 3-59-38 • IRAS 23179 + 1657 • KUG 2317 + 169 • 2MASX J23203013 + 1713321 • Arp 212 • Mrk 297 • VV 86 • GC 4161, 5802 • H III-140 • III Zw 102 |
NGC 7625 = Arp 212 is a spiral galaxy in the constellation Pegasus, about 81 million light years away . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class galaxies with irregularities, absorption and resolution .
The object was discovered by Wilhelm Herschel on October 15, 1784 .
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