Arp 328
| Galaxy Arp 328 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Bear keeper |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 14 h 47 m 55.2 s |
| declination | + 19 ° 03 ′ 27 ″ |
| Appearance | |
| Brightness (visual) | 15.1 mag |
| Angular expansion | 1.8 |
| Physical data | |
| Redshift | 0.042100 |
| Radial velocity | 12621 km / s |
|
Stroke distance v rad / H 0 |
(566 ± 40) · 10 6 Lj (173.6 ± 12.2) Mpc |
| history | |
| Catalog names | |
| UGC 9532 • PGC 52844/47/48/50/51/54 • CGCG 105-030 • MCG + 09-19-111 • Arp 328 • HCG 72 • VV 165 • | |
Arp 328 is an interacting group of galaxies in the Bear Keeper constellation , an estimated 575 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 ) |
|---|---|---|---|---|---|---|
| HCG 72A | 14 h 47 m 53.4 s | + 19 ° 04 ′ 38 ″ | S0 / AGN | 16.1 | 0 ′, 5 × 0 ′, 1 | 561 |
| HCG 72B | 14 h 47 m 54.9 s | + 19 ° 03 ′ 36 ″ | S0 | 16.1 | 0 ′, 52 × 0 ′, 22 | 554 |
| HCG 72C | 14 h 47 m 56.8 s | + 19 ° 02 ′ 42 ″ | E2 | 16.1 | 0 ′, 6 × 0 ′, 2 | 586 |
| HCG 72D | 14 h 47 m 55.6 s | + 19 ° 03 ′ 26 ″ | SB0 | 16 | 0 ′, 2 × 0 ′, 2 | 563 |
| HCG 72E | 14 h 47 m 55.2 s | + 19 ° 03 ′ 06 ″ | Scd | 18.6 | 0 ′, 25 × 0 ′, 25 | 1076 |
| HCG 72F | 14 h 47 m 55.1 s | + 19 ° 02 ′ 51 ″ | S0 | 18.6 | 0 ′, 3 × 0 ′, 2 | 625 |
| VV 165g | 14 h 47 m 58.6 s | + 19 ° 02 ′ 29 ″ | S0 | 0 ′, 3 × 0 ′, 3 | 585 |
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