NGC 278
| Galaxy NGC 278 |
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![NGC 278 [1] Hubble Space Telescope](https://de.wikipedia.org/wiki/Datei:NGC278-hst-R814G606B450.jpg)
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| NGC 278 Hubble Space Telescope | |
| AladinLite | |
| Constellation | Cassiopeia |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 00 h 52 m 04.31 s |
| declination | + 47 ° 33 ′ 01.8 ″ |
| Appearance | |
| Morphological type | SAB (rs) b / HII |
| Brightness (visual) | 10.7 mag |
| Brightness (B-band) | 11.5 likes |
| Angular expansion | 2 ′, 1 × 2 ′, 0 |
| Position angle | 12 ° |
| Surface brightness | 12.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.002090 ± 0.000003 |
| Radial velocity | 627 ± 1 km / s |
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Stroke distance v rad / H 0 |
(36 ± 3) x 10 6 ly (11.06 ± 0.78) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | December 11, 1786 |
| Catalog names | |
| NGC 278 • UGC 528 • PGC 3051 • CGCG 550-016 • MCG + 08-02-016 • IRAS 00492 + 4716 • 2MASX J00520430 + 4733019 • GC 158 • H I 159 • h 71 • NVSS J005204 + 473304 • WISEA J005204. 33 + 473301.7 | |
NGC 278 is a spiral dwarf galaxy with extensive star formation regions of the Hubble type SBb in the constellation Cassiopeia in the northern sky . It is estimated to be 36 million light years away from the Milky Way and about 20,000 light years in diameter.
The object was discovered on December 11, 1786 by the German-British astronomer Wilhelm Herschel .
Web links
Commons : NGC 278 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- astronews.com: Picture of the day October 11, 2016