Possible Supernova PSN J10134795+0326026 in NGC 3166 Narrowfield R - June 15

Possible Supernova PSN J10134795+0326026 in NGC 3166 Narrowfield R - June 15, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen north-east of the nucleus at Mag 16.0 R
DISCOVERY
Koichi Itagaki
TECHNICAL INFORMATION
Total exposure 105 min (7 x 15 min red filter; unbinned, scale 0.62 asec/px)
Time: 2012.6.15.415
Astrometry: RA 10 13 47.96 Dec 03 26 02.3
Photometry: 16.0 +/- 1.0 R
These data were collected by Joseph Brimacombe using a 33-cm
RCOS and STL6K camera at Coral Towers Observatory, Cairns, Australia.