Possible Supernova PSN J12082446+6256340 in PGC 38541 Narrowfield L - May 17

Possible Supernova PSN J12082446+6256340 in PGC 38541 Narrowfield L - May 17, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen south of the nucleus at Mag 17.8 L
TECHNICAL INFORMATION
Total exposure 90 min (6 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2012.5.17.333
Astrometry: RA 12 08 24.52 Dec 62 56 23.8
Photometry: 17.8 +/- 0.2 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.