SN 2011by
 | |
| Event type | Supernova  |
|---|---|
| Type Ia | |
| Date | April 26, 2011 (UTC) |
| Constellation | Ursa Major |
| Right ascension | 11h 55m 45.56s |
| Declination | +55° 19′ 33.8″ |
| Epoch | J2000 |
| Redshift | 0.003402 ±5e-06 |
| Host | NGC 3972 |
| Peak apparent magnitude | < 12 |
| Other designations | SN 2011by |
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
- 1 2 3 4 5 Rochester Astronomy "Rochester Astronomy: Supernova 2011by in NGC3972".
- 1 2 "AAVSO: SUPERNOVA 2011by in NGC 3972 = PSN J11554556+5519338".
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