Possible Supernova PSN J12532935+0209390 in NGC 4772 Narrowfield L - June 15

Possible Supernova PSN J12532935+0209390 in NGC 4772 Narrowfield L - June 15, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen south of the nucleus at Mag 16.5 L
DISCOVERY
Koichi Itagaki 2012.6.14.559
TECHNICAL INFORMATION
Total exposure 30 min (3 x 10 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2012.6.15.248
Astrometry: RA 12 53 29.37 Dec 02 09 39.4
Photometry: 16.5 +/- 0.3 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.