Event type | Supernova |
---|---|
Type la[1] | |
Date | c. 66 million years ago (detected 26 April 2011 by Gao Xing and Zhangwei Jin) |
Constellation | Ursa Major |
Right ascension | 11h 55m 45.56s[2] |
Declination | +55° 19′ 33.8″[1] |
Epoch | J2000 |
Distance | c. 66 million ly |
Redshift | 0.003402 ±5e-06 |
Host | NGC 3972[1] |
Peak apparent magnitude | < 12[1] |
Other designations | SN 2011by |
SN 2011by was a supernova in NGC 3972. It was a type Ia supernova, detected by Zhangwei Jin and Gao Xing in China. SN 2011by is about 5.3" east and 19.1" north of the center of NGC 3972.[1][2]
References
[edit]- ^ a b c d e Rochester Astronomy "Rochester Astronomy: Supernova 2011by in NGC3972".
- ^ a b "AAVSO: SUPERNOVA 2011by in NGC 3972 = PSN J11554556+5519338".
External links
[edit]- Light curves and spectra Archived 2017-12-02 at the Wayback Machine on the Open Supernova Catalog