Possible Supernova MASTER 161812.44+362852.8 in PGC 2081417 Narrowfield L - March 27

Possible Supernova MASTER 161812.44+362852.8 in PGC 2081417 Narrowfield L - March 27, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
Technical information:
Total exposure 45 min (3 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
SN seen.
Time: 2012.3.27.475
Astrometry: RA 16 18 12.45 Dec 36 28 52.4
Photometry: 15.9 +/- 0.1 L
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.