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Supernova Candidate from CSS

ATel #1571; A. J. Drake, A. Mahabal, S. G. Djorgovski, R. Williams, M. J. Graham (Caltech); E. Christensen (Gemini Observatory); E. C. Beshore, S. M. Larson (LPL/UA)
on 11 Jun 2008; 21:00 UT
Credential Certification: Andrew J. Drake (ajd@cacr.caltech.edu)

Subjects: Optical, Request for Observations, Supernovae, Transient

We have detected a likely Supernova in Catalina Sky Survey images from 11 Jun 2008 UT. The object has the following parameters:

CSS080611:121642+410211 2008-06-11 UT 04:52:41 RA 12:16:41.53 Dec 41:02:11.2 Mag 17.7 Type SN

The object is near the edge of galaxy SDSSJ121642.18+410223.7 (z = 0.039, mags: g~ 17.9, r~17.6, i~17.3, z~17.5). No transients are present in earlier epochs of CSS imaging, including data taken on the 8th May UT (to mag ~19.5), or prior SDSS or DSS images to mag ~22.

For finding charts and discovery images please see: http://voeventnet.cacr.caltech.edu/feeds/ATEL/CSS. Current candidate and confirmed SNe can be found here . Stationary CSS 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