Arp 330
| Galaxy Arp 330 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Dragon |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 16 h 49 m 12.2 s |
| declination | + 53 ° 25 ′ 03 ″ |
| Appearance | |
| Physical data | |
| Redshift | 0.029800 |
| Radial velocity | 8934 km / s |
|
Stroke distance v rad / H 0 |
(407 ± 28) x 10 6 ly (124.9 ± 8.7) Mpc |
| history | |
| Catalog names | |
| PGC 59042/47/49/50/54/56 • MCG + 09-27-91 / -96 • Arp 330 • I Zw 167 | |
Arp 330 is an interacting group of galaxies in the constellation of Dragon, an estimated 400 million light years from the Milky Way . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This group of galaxies belongs to the class chains of galaxies .
| designation |
α J2000.0 |
δ J2000.0 |
Morphological type | m V | Angular expansion | Distance ( million years ) |
|---|---|---|---|---|---|---|
| MCG + 09-27-91 | 16 h 49 m 08.4 s | + 53 ° 23 ′ 33 ″ | E2 pec | 14.8 | 0 ′, 3 × 0 ′, 2 | 405 |
| MCG + 09-27-92 | 16 h 49 m 12.7 s | + 53 ° 24 ′ 18 ″ | SB (s) bc: pec; HII | 16 | 0 ′, 3 × 0 ′, 3 | 366 |
| MCG + 09-27-93 | 16 h 49 m 11.5 s | + 53 ° 23 ′ 38 ″ | 19th | 0 ′, 1 × 0 ′, 1 | ||
| MCG + 09-27-94 | 16 h 49 m 12.7 s | + 53 ° 24 ′ 18 ″ | E1: | 15.6 | 0 ′, 3 × 0 ′, 3 | 410 |
| MCG + 09-27-95 | 16 h 49 m 15.4 s | + 53 ° 26 ′ 51 ″ | E0: | 17th | 0 ′, 3 × 0 ′, 2 | 353 |
| MCG + 09-27-96 | 16 h 49 m 11.3 s | + 53 ° 25 ′ 57 ″ | E2 pec: | 17th | 0 ′, 2 × 0 ′, 2 | 408 |
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