SN 2011by was a supernova in NGC 3972. It was a Type Ia supernova, discovered by Zhangwei Jin and Xing Gao (China). SN 2011by is about 5.3″ east and 19.1″ north of the center of NGC 3972.[1][2]
References
- ^ a b c d e Rochester Astronomy “Rochester Astronomy: Supernova 2011by in NGC3972”.
- ^ a b “AAVSO: SUPERNOVA 2011by in NGC 3972 = PSN J11554556+5519338”.
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