Possible Supernova PSN J15211341+1415049 in USNOA2 0975-07799076 Narrowfield L - July 14, 2013

Possible Supernova PSN J15211341+1415049 in USNOA2 0975-07799076 Narrowfield L - July 14, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen east-south-east of the nucleus at Mag 18.1 L. Probably fading.
DISCOVERY
La Sagra Sky Survey Supernova Search Project (LSSS-SSP): 2013.7.3.923; Mag 17.2
TECHNICAL INFORMATION
Total exposure 30 min (3 x 10 min, luminance. filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.7.14.276
Photometry: 18.11 +/- 0.07 L (V for ref)
Astrometry: RA 15 21 13.21 Dec +14 15 03.9
These data were collected remotely from New Mexico Skies, Mayhill, New Mexico, USA by Joseph Brimacombe, Coral Towers Observatory, Cairns, Australia, using a 51-cm RCOS and STL11K camera .
FITS file available on request from jbrimaco@bigpond.net.au