Supernova PTF13b in USNOA2 1257-08041247 Narrowfield L - Feb 14, 2013, a photo by Joseph Brimacombe on Flickr.
Via Flickr:
SUMMARY
SN seen south-east of the nucleus at Mag 18.5 L
DISCOVERY
Palomar Transient Factory: 2013.2.1.29; Mag 18.0; Type 2
TECHNICAL INFORMATION
Total exposure 45 min (3 x 15 min, luminance. filter; binned 2x2, scale 0.91 asec/px)
Time: 2013.2.14.361
Astrometry: RA 12 09 11.65 Dec +43 25 01.0
Photometry: 18.45 +/- 0.14 L (V for ref)
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.
FITS file available on request from jbrimaco@bigpond.net.au
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