NGC 790
| Galaxy NGC 790 |
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|---|---|
![NGC 790 with LEDA 1045965 (ol) & LEDA 1046050 (o) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC790_-_SDSS_DR14.jpg)
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| NGC 790 with LEDA 1045965 (ol) & LEDA 1046050 (o) SDSS image | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 02 h 01 m 21.6 s |
| declination | -05 ° 22 ′ 15 ″ |
| Appearance | |
| Morphological type | SA (r) 0 ^ 0 ^? |
| Brightness (visual) | 13.0 likes |
| Brightness (B-band) | 14.0 mag |
| Angular expansion | 1.3 ′ × 1.3 ′ |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.017772 ± 0.000077 |
| Radial velocity | 5328 ± 23 km / s |
|
Stroke distance v rad / H 0 |
(239 ± 17) · 10 6 ly (73.3 ± 5.1) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | September 10, 1785 |
| Catalog names | |
| NGC 790 • PGC 7677 • MCG -01-06-26 • 2MASX J02012157-0522157 • GC 475 • H III 433 • h 186 • GALEX ASC J020121.63-052214.3 • LDCE 124 NED006 | |
NGC 790 is a lenticular galaxy in the constellation Whale south of the ecliptic. It is estimated to be 239 million light years from the Milky Way and about 90,000 light years in diameter.
The galaxies NGC 779 and IC 183 are located in the same area of the sky .
The object was discovered on September 10, 1785 by the German-British astronomer Friedrich Wilhelm Herschel .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 790. Deep Sky Observer's Companion, accessed on March 20, 2016 (English).
- NGC 790. DSO Browser, accessed March 20, 2016 .