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.
References
External links
- Light curves and spectra Archived 2017-12-02 at the Wayback Machine on the Open Supernova Catalog Archived 2016-03-03 at the Wayback Machine
