Possible Supernova PSN J16003509+1541043 in IC 1155 Narrowfield L - June 18

Possible Supernova PSN J16003509+1541043 in IC 1155 Narrowfield L - June 18, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen west-south-west of the nucleus at Mag 17.8 L
DISCOVERY
Catalina Real-Time Transient Survey: 2012.6.16.320; Mag 19.5
TECHNICAL INFORMATION
Total exposure 60 min (4 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2012.6.18.323
Astrometry: RA 16 00 35.17 Dec 15 41 03.5
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.