NGC 1253
| Galaxy NGC 1253 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Eridanus |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 03 h 14 m 09.0 s |
| declination | -02 ° 49 ′ 23 ″ |
| Appearance | |
| Morphological type | SAB (rs) cd |
| Brightness (visual) | 11.7 mag |
| Brightness (B-band) | 12.4 mag |
| Angular expansion | 5.3 ′ × 2.3 ′ |
| Position angle | 81 ° |
| Surface brightness | 14.3 mag / arcmin² |
| Physical data | |
| Redshift | 0.005713 ± 0.000002 |
| Radial velocity | (1713 ± 1) km / s |
|
Stroke distance v rad / H 0 |
(76 ± 5) · 10 6 ly (23.2 ± 1.6) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | September 20, 1784 |
| Catalog names | |
| NGC 1253 • UGCA 62 • PGC 12041 • MCG -01-09-018 • IRAS 03116-0300 • KUG 311-030 • 2MASX J03140904-0249226 • Arp 279 • GC 664 • H IV 17 • | |
NGC 1253 is a barred spiral galaxy of Hubble type SBc in the constellation Eridanus , the 76 million light-years from an estimated Milky Way is removed. Together with the closely neighboring galaxy NGC 1253A , it forms the galaxy pair Arp 279 . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This pair of galaxies belongs to the class interacting double galaxies .
The object was discovered by William Herschel on September 20, 1784 .
Web links
Commons : NGC 1253 - 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