Possible Supernova PSN J16171887+5919298 in UGC 10331 Narrowfield L - Dec 18

Possible Supernova PSN J16171887+5919298 in UGC 10331 Narrowfield L - Dec 18, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
Technical information:
Total exposure 40 min (4 x 10 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2011.12.18.524
Astrometry: RA 16 17 18.96 Dec 59 19 29.4
Photometry: 17.7 +/- 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.