SN 2011by explained

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]}

External links

• Light curves and spectra on the Open Supernova Catalog

Notes and References

1. Rochester Astronomy Web site: Rochester Astronomy: Supernova 2011by in NGC3972 .
2. Web site: AAVSO: SUPERNOVA 2011by in NGC 3972 = PSN J11554556+5519338 .