NGC 3821 | |
---|---|
Observation data ( J2000 epoch) | |
Constellation | Leo |
Right ascension | 11h 42m 09.1s [1] |
Declination | 20° 18′ 56″ [1] |
Redshift | 0.019227 [1] |
Heliocentric radial velocity | 5764 km/s [1] |
Distance | 271 Mly (83.1 Mpc) [1] |
Group or cluster | Leo Cluster |
Apparent magnitude (V) | 13.7 [1] |
Characteristics | |
Type | (R)SAB(s)ab [1] |
Size | ~123,000 ly (37.7 kpc) (estimated) [1] |
Apparent size (V) | 1.4 x 1.3 [1] |
Other designations | |
CGCG 127-32, MCG 4-28-30, PGC 36314, UGC 6663 [1] |
NGC 3821 is a low surface brightness [2] spiral galaxy [3] and a ring galaxy [4] about 270 million light-years away [3] in the constellation Leo. [5] The galaxy was discovered by astronomer William Herschel on April 26, 1785 [6] and is a member of the Leo Cluster. [7]
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