NGC 3212
| Galaxy NGC 3212 |
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|---|---|
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| SDSS image of NGC 3212 (r.) & NGC 3215 (l.) | |
| AladinLite | |
| Constellation | Dragon |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 10 h 28 m 16.4 s |
| declination | + 79 ° 49 ′ 24 ″ |
| Appearance | |
| Morphological type | S? |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 1.5 ′ × 1.1 ′ |
| Position angle | 92 ° |
| Surface brightness | 14.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.032402 ± 0.000053 |
| Radial velocity | (9714 ± 16) km / s |
|
Stroke distance v rad / H 0 |
(440 ± 31) · 10 6 ly (135.0 ± 9.5) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | September 26, 1802 |
| Catalog names | |
| NGC 3212 • UGC 5643 • PGC 30813 • CGCG 350-054 / 351-023 • MCG + 13-08-22 • IRAS 10232 + 8004 • Arp 181 • VV 319 • GC 2078 • H III 980 • | |
NGC 3212 is a bar-spiral galaxy in the constellation Draco , which interacts with the galaxy NGC 3215 and forms the galaxy pair Arp 181 . It is about 440 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 of narrow filament galaxies .
The object was discovered by William Herschel on September 26, 1802 .
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