NGC 3976
| Galaxy NGC 3976 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 11 h 55 m 57.3 s |
| declination | + 06 ° 44 ′ 58 ″ |
| Appearance | |
| Morphological type | SAB (s) b / Sy2 |
| Brightness (visual) | 11.7 mag |
| Brightness (B-band) | 12.5 mag |
| Angular expansion | 3.8 ′ × 1.2 ′ |
| Position angle | 53 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.008329 +/- 0.000010 |
| Radial velocity | 2497 +/- 3 km / s |
|
Stroke distance v rad / H 0 |
(108 ± 8) x 10 6 ly (33.0 ± 2.3) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 13, 1784 |
| Catalog names | |
| NGC 3976 • UGC 6906 • PGC 37490 • CGCG 041-006 • MCG + 01-31-001 • IRAS 11533 + 0701 • 2MASX J11555729 + 0644580 • GC 2626 • H II 132 • h 1022 • HIPASS J1155 + 06 | |
NGC 3976 is a bar-spiral galaxy with an active nucleus of the Hubble-type SBb in the constellation Virgo on the ecliptic . It is estimated to be 108 million light years away from the Milky Way and has a diameter of about 125,000 ly.
In the same area of the sky there are u. a. the galaxies NGC 3976A and IC 748 .
The object was discovered on April 13, 1784 by the German-British astronomer Wilhelm Herschel .