PGC 25284
| Galaxy LEDA / PGC 25284 |
|
|---|---|
![NGC 2719 & LEDA 25284 (u) [1]](https://de.wikipedia.org/wiki/Datei:NGC2719_-_SDSS_DR14.jpg)
|
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| NGC 2719 & LEDA 25284 (u) | |
| AladinLite | |
| Constellation | lynx |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 09 h 00 m 15.9 s |
| declination | + 35 ° 43 ′ 12 ″ |
| Appearance | |
| Morphological type | in the |
| Brightness (visual) | 13.9 likes |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 0.4 ′ × 0.3 ′ |
| Position angle | 135 ° |
| Surface brightness | 11.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.010397 ± 0.000070 |
| Radial velocity | 3117 ± 21 km / s |
|
Stroke distance v rad / H 0 |
(138 ± 10) · 10 6 ly (42.3 ± 3.0) Mpc |
| history | |
| Catalog names | |
| NGC 2719A • UGC 4718 N01 • PGC 25284 • CGCG 180-025 N02 • MCG + 06-20-018 • KUG 0857 + 359B • 2MASX J09001609 + 3543077 • Arp 202 N02 • GALEX MSC J090015.86 + 354313.0 • HOLM 105B | |
LEDA / PGC 25284 (also NGC 2719A ) is an irregular dwarf galaxy of the Hubble type Im in the constellation Lynx in the northern sky . It is estimated to be 138 million light years from the Milky Way and about 15,000 light years in diameter. Together with NGC 2719 , it forms the interacting galaxy pair Arp 202 / Holm 105 . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class of galaxies with matter ejected from the nucleus .
The galaxy NGC 2724 is located in the same area of the sky .
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