Possible Supernova PSN J04213820-1755414 in ESO 550-G26 or PGC 14950 Narrowfield L - Sept 5, 2013

Possible Supernova PSN J04213820-1755414 in ESO 550-G26 or PGC 14950 Narrowfield L - Sept 5, 2013, a photo by Joseph Brimacombe on Flickr.

Via Flickr:
SUMMARY
SN seen east of the nucleus at Mag 17.8 L.
DISCOVERY
Stuart Parker (BOSS): 2013.8.30.662; Mag 18.5
TECHNICAL INFORMATION
Total exposure 30 min (3 x 10 min, luminance filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.9.5.475
Photometry: Mag 17.75 +/- 0.22 L (V for ref)
Astrometry: RA 04 21 38.32 Dec -17 55 41.4
These data were collected remotely from New Mexico Skies Observatory, Mayhill, New Mexico, USA, by Joseph Brimacombe Coral Towers Observatory, Cairns, Australia using a 51-cm RCOS and STL11K camera .
FITS file available on request from jbrimaco@bigpond.net.au