NGC 2608
Galaxy NGC 2608 |
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NGC 2608 imaged using the Hubble Space Telescope | |
AladinLite | |
Constellation | cancer |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 08 h 37 m 17.3 s |
declination | + 28 ° 28 ′ 24 ″ |
Appearance | |
Morphological type | SB (s) b: |
Brightness (visual) | 12.2 mag |
Brightness (B-band) | 13.0 likes |
Angular expansion | 1.9 ′ × 1.2 ′ |
Position angle | 60 ° |
Surface brightness | 12.9 mag / arcmin² |
Physical data | |
Redshift | 0.007122 ± 0.000027 |
Radial velocity | (2135 ± 8) km / s |
Stroke distance v rad / H 0 |
(93 ± 7) · 10 6 ly (28.5 ± 2.0) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | March 12, 1785 |
Catalog names | |
NGC 2608 • PGC 24111 • CGCG 149-055 • MCG + 05-20-027 • IRAS IRAS 08322 + 2838 • KUG 0832 + 286 • 2MASX J08351736 + 2828246 • Arp 12 • GC 1670 • H II 318 • h 512 • |
NGC 2608 = Arp 12 is a merging bar-spiral galaxy of the Hubble type SBb in the constellation Cancer on the ecliptic . It is estimated to be 93 million light-years away from the Milky Way and has a diameter of about 50,000 ly. In the same area of the sky there is u. a. the galaxy NGC 2619 .
The supernovae SN 1920A (Type-I) and SN 2001bg ( Type-Ia ) were observed here.
Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class spiral galaxies with split arms (Arp catalog) .
The object was discovered by Wilhelm Herschel on March 12, 1785 .
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
Web links
Commons : NGC 2608 - collection of images, videos, and audio files