NGC 3961
Galaxy NGC 3961 |
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NGC 3961 SDSS image | |
AladinLite | |
Constellation | Dragon |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 11 h 54 m 57.64 s |
declination | + 69 ° 19 ′ 48.4 ″ |
Appearance | |
Morphological type | (R) SB (r) a: |
Brightness (visual) | 13.5 likes |
Brightness (B-band) | 14.4 mag |
Angular expansion | 1.3 ′ × 1.3 ′ |
Surface brightness | 13.9 mag / arcmin² |
Physical data | |
Redshift | 0.022422 ± 0.000014 |
Radial velocity | 6722 ± 4 km / s |
Stroke distance v rad / H 0 |
(306 ± 22) · 10 6 ly (93.8 ± 6.6) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | April 7, 1793 |
Catalog names | |
NGC 3961 • UGC 6885 • PGC 37390 • CGCG 334-055 • 2MASX J11545766 + 6919484 • GC 2615 • H III 905 • |
NGC 3961 is a barred spiral galaxy of the Hubble type SBa in the constellation Dragon in the northern sky . It is estimated to be 306 million light years from the Milky Way and about 115,000 light years across.
The object was discovered on April 7, 1793 by William Herschel .