NGC 3104
| Galaxy NGC 3104 |
|
|---|---|
|
|
| Hubble Space Telescope (brightness) and SDSS (color) | |
| AladinLite | |
| Constellation | Little lion |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 10 h 03 m 57.3 s |
| declination | + 40 ° 45 ′ 25 ″ |
| Appearance | |
| Morphological type | IAB (s) m / HII |
| Brightness (visual) | 13.2 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 3.3 ′ × 2.2 ′ |
| Position angle | 35 ° |
| Surface brightness | 15.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.002001 ± 0.000007 |
| Radial velocity | (600 ± 2) km / s |
|
Stroke distance v rad / H 0 |
(27 ± 2) x 10 6 ly (8.21 ± 0.58) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | March 18, 1787 |
| Catalog names | |
| NGC 3104 • UGC 5414 • PGC 29186 • CGCG 211-006 • MCG + 07-21-007 • IRAS F10009 + 4059 • Arp 264 • VV 119 • GC 1999 • H IV 48 • h 665 • | |
NGC 3104 = Arp 264 is an irregular galaxy of the Hubble type IBm in the constellation Little Leo. It is estimated to be 27 million light years away from the Milky Way and about 30,000 light years in diameter.
Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class of galaxies with irregular clusters .
The object was discovered by Wilhelm Herschel on March 18, 1787 .
Web links
Commons : NGC 3104 - collection of images, videos, and audio files
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