NGC 803
Galaxy NGC 803 |
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SDSS recording | |
AladinLite | |
Constellation | Aries |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 02 h 03 m 44.7 s |
declination | + 16 ° 01 ′ 51 ″ |
Appearance | |
Morphological type | SA (s) c: / sp |
Brightness (visual) | 12.5 mag |
Brightness (B-band) | 13.2 mag |
Angular expansion | 3 ′ × 1.3 ′ |
Position angle | 8 ° |
Surface brightness | 13.8 mag / arcmin² |
Physical data | |
Affiliation | isolated |
Redshift | 0.007008 ± 0.000003 |
Radial velocity | 2101 ± 1 km / s |
Stroke distance v rad / H 0 |
(98 ± 7) x 10 6 ly (29.9 ± 2.1) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | October 15, 1784 |
Catalog names | |
NGC 803 • UGC 1554 • PGC 7849 • CGCG 461-038 • MCG + 03-06-28 • IRAS 02010 + 1547 • 2MASX J02034470 + 1601514 • GC 483 • H III 208 • h 190 • HIPASS J0203 + 16 |
NGC 803 is a spiral galaxy of Hubble type Sc in the constellation Aries on the ecliptic . It is estimated to be 98 million light years away from the Milky Way and has a diameter of around 40,000 ly.
In the same area of the sky there are u. a. the galaxies NGC 786 , NGC 792 , IC 192 , IC 1774 .
The object was discovered on October 15, 1784 by the German-British astronomer Wilhelm Herschel .
Web links
Commons : NGC 803 - collection of images, videos, and audio files
- Auke Slotegraaf: NGC 803. Deep Sky Observer's Companion, accessed on March 22, 2016 (English).
- NGC 803. DSO Browser, accessed March 22, 2016 .