Possible Supernova PSN J17315266+7150120 in PGC 60437 Narrowfield L - Aug 26

Possible Supernova PSN J17315266+7150120 in PGC 60437 Narrowfield L - Aug 26, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen south-west of the nucleus at Mag 17.4 +/- 0.1 L
DISCOVERY
MASTER Robotic Net link: 2012.8.21.560; Mag 17.2
TECHNICAL INFORMATION
Total exposure 45 min (3 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2012.8.26.182
Astrometry: RA 17 31 52.61 Dec 71 50 09.9
Photometry: 17.4 +/- 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.