Electronic Telegram No. 2335

Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION M.S. 18, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. IAUSUBS@CFA.HARVARD.EDU or FAX 617-495-7231 (subscriptions) CBAT@CFA.HARVARD.EDU (science) URL http://cfa-www.harvard.edu/iau/cbat.html

SUPERNOVAE 2010em IN UGC 12237

Further to CBET 2329, M. Kandrashoff, S. B. Cenko, W. Li, and A. V.
Filippenko, University of California, report the LOSS discovery of an
apparent supernova on unfiltered KAIT images:

 SN       2010 UT        R.A. (2000.0) Decl.      Mag.      Offset
 2010em   June 18.47   22 54 20.33  +11 46 54.7   18.4    9".6 E, 2".1 S

Additional KAIT magnitudes for 2010em:  a co-added image from 2009 Oct.-Dec.,
[19.7; 2010 June 19.47, 18.2.


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Host galaxy info: vel = 8476 km/s; 1.3 x 0.3; 15.35; Sbc

SN type info: II

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