Possible Supernova PSN J16171552+6350589 in UGC 10334 Narrowfield L - June 21, 2013

Possible Supernova PSN J16171552+6350589 in UGC 10334 Narrowfield L - June 21, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
Non-detection. Limiting magnitude approx 19.0
DISCOVERY
Lick Observatory Supernova Search (LOSS): 2013.6.20.490; Mag 18.5
TECHNICAL INFORMATION
Total exposure 187 min (187 x 1.0 min, luminance. filter; binned 3x3, scale 1.37 asec/px)
Time: 2013.6.21.231
Photometry: Not done
Astrometry: Discovery position marked
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.
FITS file available on request from jbrimaco@bigpond.net.au