NGC 3922
| Galaxy NGC 3922 / NGC 3924 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Big Bear |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 51 m 13.4 s |
| declination | + 50 ° 09 ′ 25 ″ |
| Appearance | |
| Morphological type | S0 / a |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.8 mag |
| Angular expansion | 1.7 ′ × 0.8 ′ |
| Position angle | 38 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 258 |
| Redshift | 0.003022 +/- 0.000023 |
| Radial velocity | 906 +/- 7 km / s |
|
Stroke distance v rad / H 0 |
(43 ± 3) x 10 6 ly (13.2 ± 0.9) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | March 9, 1788 March 17, 1790 |
| Catalog names | |
| NGC 3922/3924 • UGC 6824 • PGC 37072 • CGCG 243-017 / 269-008 • MCG + 08-22-017 • 2MASX J11511346 + 5009242 • GC 2585, GC 2587 • H III 716, H II 825 • LDCE 0867 NED042 | |
NGC 3922 = NGC 3924 is a lenticular galaxy of the Hubble type S0-a in the constellation Great Bear in the northern sky . It is an estimated 43 million light years away from the Milky Way .
The object was discovered on March 9, 1788 by the astronomer Wilhelm Herschel .