Possible Supernova CSS130902:160346+272742 in an Anonymous Galaxy Narrowfield L - Sept 4, 2013

Possible Supernova CSS130902:160346+272742 in an Anonymous Galaxy Narrowfield L - Sept 4, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen at Mag 18.3 L. Measurements include light from faint anonymous host seen on DSS2 image
DISCOVERY
Catalina Real-Time Transient Survey: 2013.9.2; Mag 18.54
TECHNICAL INFORMATION
Total exposure 60 min (4 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.9.4.162
Photometry: Mag 18.29 +/- 0.18 L (V for ref)
Astrometry: RA 16 03 46.45 Dec +27 27 41.9
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