NGC 7837
| Galaxy NGC 7837 |
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|---|---|
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| NGC 7837 & NGC 7838, SDSS image | |
| AladinLite | |
| Constellation | fishes |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 06 m 51.4 s |
| declination | + 08 ° 21 ′ 07 ″ |
| Appearance | |
| Morphological type | S: |
| Brightness (visual) | 15.8 mag |
| Brightness (B-band) | 16.7 mag |
| Angular expansion | 0.4 ′ × 0.3 ′ |
| Position angle | 171 ° |
| Surface brightness | 13.3 mag / arcmin² |
| Physical data | |
| Redshift | 10,880 ± 27 |
| Radial velocity | 0.036292 ± 0.000090 km / s |
|
Stroke distance v rad / H 0 |
(492 ± 35) · 10 6 ly (150.8 ± 10.6) Mpc |
| diameter | 60,000 ly |
| history | |
| discovery | Albert Marth |
| Discovery date | November 29, 1864 |
| Catalog names | |
| NGC 7837 • PGC 516 • CGCG 408-034 NED01 • MCG + 01-01-035 • 2MASX J00065141 + 0821045 • Arp 246 NED01 • GALEX ASC J000651.41 + 082105.6 • NSA 153133 | |
NGC 7837 is a galaxy of Hubble type S? in the constellation Pisces on the ecliptic . It is estimated to be 492 million light years from the Milky Way and about 60,000 light years in diameter . Together with NGC 7838 , it forms the interacting galaxy pair Arp 246 .
Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy belongs to the class galaxies showing signs of splitting . In the same area of the sky there are still u. a. the galaxies NGC 3 , NGC 7834 , NGC 7835 , NGC 7840 .
The object was discovered by Albert Marth on November 29, 1864 .
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