Possible Supernova CSS130607:123647+382037 in an Anonymous Galaxy Narrowfield L - June 11, 2013

Possible Supernova CSS130607:123647+382037 in an Anonymous Galaxy Narrowfield L - June 11, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen at Mag 19.35 L. Measurements include light from faint anonymous host seen on DSS2 image
DISCOVERY
Catalina Real-Time Transient Survey: 2013.6.7; Mag 19.67
TECHNICAL INFORMATION
Total exposure 45 min (3 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.6.11.889 (one frame on 11th and two on 12th)
Photometry: Mag 19.35 +/- 0.13 L (V for ref)
Astrometry: RA 12 36 47.48 Dec +38 20 37.6
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