Possible Supernova PSN J02415316+4323589 in USNOA2 1275-01673639Narrowfield R - Feb 23, 2013

Possible Supernova PSN J02415316+4323589 in USNOA2 1275-01673639 Narrowfield R - Feb 23, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
Marginal detection. SN indistinguishable from host core; but host core seems much brighter than DSS2 image
DISCOVERY
Zhijian Xu and Xing Gao: 2013.2.19.661; Mag 16.2
TECHNICAL INFORMATION
Total exposure 105 min (7 x 15 min, red filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.2.23.455
Astrometry: Discovery position marked
Photometry: 15.44 +/- 0.33 R (R for ref) (SN+Host Core)
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
Further technical information in image