Possible Supernova PSN J16173231+3134572 in UGC 10313 Narrowfield L - June 11, 2013

Possible Supernova PSN J16173231+3134572 in UGC 10313 Narrowfield L - June 11, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen north-north-west of the nucleus at Mag 16.3 L.
DISCOVERY
Catalina Real-Time Transient Survey: 2013.6.10.370; Mag 16.3
TECHNICAL INFORMATION
Total exposure 60 min (4 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.6.11.229
Photometry: Mag 16.29 +/- 0.17 L (V for ref)
Astrometry: RA 16 17 32.30 Dec +31 34 56.7
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