NGC 3972 is a spiral galaxy located in the northern constellation of Ursa Major. It was discovered by William Herschel on April 14, 1789.[7] This galaxy is located 66 million light years away and is receding with a heliocentric radial velocity of 846 km/s.[2] It is a member of the NGC 3992 Group of galaxies.[4]
NGC 3972 | |
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![]() NGC 3972 taken by Hubble Space Telescope.[1] | |
Observation data (J2000 epoch) | |
Constellation | Ursa Major |
Right ascension | 11h 55m 45.1s[2] |
Declination | +55° 19′ 14″[2] |
Redshift | 0.002799[3] |
Helio radial velocity | 846 km/s[2] |
Distance | 66.0 Mly (20.23 Mpc)[2] |
Group or cluster | NGC 3992 Group[4] |
Apparent magnitude (V) | 13.14[3] |
Characteristics | |
Type | SA(s)bc,[5] SBbc[6] |
Other designations | |
IRAS 11531+5535, 2MASX J11554511+5519144, UGC 6904, LEDA 37466, MCG 09-20-032[3] |
Type Ia supernova SN 2011by was discovered in this galaxy on April 26, 2011 by Zhangwei Jin and Xing Gao in China. It was magnitude 14.2 ten days short of maximum, and positioned at an offset 5.3″ east and 19.1″ north of the galactic nucleus.[8]
New General Catalogue 3500 to 3999 | |
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