Possible Supernova PSN J07132671+2604540 in USNOA2 1125-04953638Narrowfield L - April 2, 2013

Possible Supernova PSN J07132671+2604540 in USNOA2 1125-04953638 Narrowfield L - April 2, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen north of the nucleus at Mag 17.9 L.
DISCOVERY
MASTER Robotic Net: 2013.3.31.768; Mag 18.5
TECHNICAL INFORMATION
Total exposure 45 min (3 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.4.2.165
Astrometry: RA 07 13 26.61 Dec +26 04 53.4
Photometry: 17.95 +/- 0.21 L (V as ref)
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