Possible Supernova PSN J20522510-0546156 in NGC 6976 Narrowfield L - April 28

Possible Supernova PSN J20522510-0546156 in NGC 6976 Narrowfield L - April 28, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
Technical information:
Total exposure 45 min (3 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
SN seen
Time: 2012.4.28.431
Astrometry: RA 20 52 25.12 Dec -05 46 16.1
Photometry: 18.9 +/- 0.1 L
These data were collected remotely using a 51-cm
RCOS and STL11K camera at New Mexico Skies, Mayhill, New
Mexico by Joseph Brimacombe, Coral Towers Observatory,
Cairns, Australia.