Possible Supernova CSS120401:140711+222253 Narrowfield L - June 11

Possible Supernova CSS120401:140711+222253 Narrowfield L - June 11, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen at Mag 21.5 L. Measurements include light from assumed host not seen on DSS2 image
DISCOVERY
Catalina Real-Time Transient Survey: 2012.4.01; Mag 19.6
TECHNICAL INFORMATION
Total exposure 105 min (7 x 15 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2012.6.11.266
Astrometry: RA 14 07 10.74 Dec 22 22 53.1
Photometry: 21.5 +/- 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.