AT2020biy in nearby NGC4631
Posted: Sun Jan 31, 2021 12:34 am
ATLAS have announced an interesting transient in a nearby (4Mpc) galaxy NGC 4631.
https://www.wis-tns.org/astronotes/astronote/2021-33
Nick James (BAA) recorded it at mag 16.8 tonight so it is rising rapidly.
https://britastro.org/node/25611
If it turns out to be a supernova on the rise it could get much brighter (a type Ia without extinction would reach mag 9 a this distance !)
Robin
https://www.wis-tns.org/astronotes/astronote/2021-33
Nick James (BAA) recorded it at mag 16.8 tonight so it is rising rapidly.
https://britastro.org/node/25611
If it turns out to be a supernova on the rise it could get much brighter (a type Ia without extinction would reach mag 9 a this distance !)
Robin