Possible Supernova PSN J23510228+4643217 in UGC 12809 Narrowfield L - Nov 29

Possible Supernova PSN J23510228+4643217 in UGC 12809 Narrowfield L - Nov 29, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
Technical information:
Total exposure 50 min (5 x 10 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2011.11.29.083
Astrometry: RA 23 51 02.37 Dec 46 43 21.8
Photometry: 17.1 +/- 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.