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CRTS Supernova Candidate in NGC 539

ATel #1772; A. J. Drake, R. Williams, S. G. Djorgovski, M. J. Graham, A. Mahabal(Caltech); M. Catelan (PUC); E. C. Beshore, S. M. Larson, R. Hill (LPL/UA); E. Christensen (Gemini Observatory);
on 9 Oct 2008; 08:40 UT
Distributed as an Instant Email Notice Supernovae
Credential Certification: Andrew J. Drake (ajd@cacr.caltech.edu)

Subjects: Supernovae, Transient

We have detected a likely Supernova in CSS images from 09 Oct 2008 UT. The detection has the following parameters:

CSS081009:012523-181020 2008-10-09 UT 07:20:41 RA 01:25:23.04 Dec -18:10:20.2 Mag 16.3 Type SN

The object is near a spiral arm of galaxy NGC 539 (z=0.032). No transients are present in earlier epochs of CSS imaging including data taken on or before the 5 Nov 2007 (to mag ~19), or prior DSS1 and DSS2 images to mag ~21. Follow-up is requested.

For finding charts and discovery images please see: http://voeventnet.cacr.caltech.edu/feeds/ATEL/CRTS.
Current candidate and confirmed SNe can be found here.
CRTS optical transients are detected and published as VOEvents in real-time at
http://voeventnet.org/feeds/Catalina.shtml and in RSS here http://voeventnet.caltech.edu/feeds/Catfeed.xml