PGC 32784
| Galaxy LEDA / PGC 32784 |
|
|---|---|
![NGC 3445 with PGC 32784 (l) & LEDA 2554198 (lo) [1]](https://de.wikipedia.org/wiki/Datei:NGC3445_-_SDSS_DR14.jpg)
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| NGC 3445 with PGC 32784 (l) & LEDA 2554198 (lo) | |
| AladinLite | |
| Constellation | Big Bear |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 10 h 54 m 44.28 s |
| declination | + 56 ° 58 ′ 57.8 ″ |
| Appearance | |
| Morphological type | Sm |
| Brightness (visual) | 15 likes |
| Angular expansion | 0.4 ′ × 0.15 ′ |
| Physical data | |
| Affiliation | NGC 3445 group LGG 226 |
| Redshift | 0.005797 ± 0.000083 |
| Radial velocity | 1738 ± 25 km / s |
|
Stroke distance v rad / H 0 |
(81 ± 6) · 10 6 ly (24.8 ± 1.8) Mpc |
| diameter | 9,000 ly |
| history | |
| Catalog names | |
| UGC 06021 NOTES01 • PGC 32784 • MCG + 10-16-024 • Arp 24 NED02 • VV 14b • SDSS J105443.66 + 565858.5 • NSA 138330 • KPG 256B | |
LEDA / PGC 32784 is a spiral galaxy of Hubble type Sm in the constellation Ursa Major at the northern sky . It is around 81 million light years away from the Milky Way and has a diameter of around 9,000 light years .
Together with NGC 3445 it forms the gravitationally bound galaxy pair Arp 24 or KPG 256 and together with NGC 3440 and NGC 3458 the NGC 3445 group ( LGG 226 ).
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