NGC 3470
| Galaxy NGC 3470 |
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|---|---|
![NGC 3470 with LEDA 33043 (u) [1]](https://de.wikipedia.org/wiki/Datei:NGC3470_-_SDSS_DR14.jpg)
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| NGC 3470 with LEDA 33043 (u) | |
| AladinLite | |
| Constellation | Big Bear |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 10 h 58 m 44.897 s |
| declination | + 59 ° 30 ′ 38.51 ″ |
| Appearance | |
| Morphological type | SA (r) from: / LINER |
| Brightness (visual) | 13.3 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 1.5 ′ × 1.2 ′ |
| Position angle | 170 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Affiliation | isolated |
| Redshift | 0.021842 ± 0.000027 |
| Radial velocity | 6548 ± 8 km / s |
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Stroke distance v rad / H 0 |
(296 ± 21) x 10 6 ly (90.8 ± 6.4) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 9, 1793 |
| Catalog names | |
| NGC 3470 • UGC 6060 • PGC 33040 • CGCG 291-016 • MCG + 10-16-038 • 2MASX J10584486 + 5930383 • GC 2265 • H II 888 • h 799 • GALEX ASC J105845.06 + 593038.6 • WISEA J105844.91 + 593038.6 • KPG 259A | |
NGC 3470 is a spiral galaxy of Hubble type Sab with active galactic nucleus in the constellation Ursa Major at the northern sky . It is an estimated 296 million light years from the Milky Way and about 130,000 light years in diameter. Together with PGC 33043 , it forms the gravitationally bound galaxy pair KPG 259 .
The object was discovered on April 9, 1793 by Wilhelm Herschel .