Electronic Telegram No. 2329

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 2010ei, 2010ej, AND 2010ek

Further to CBET 2326, M. Kandrashoff, S. B. Cenko, W. Li, and A. V.
Filippenko, University of California, report the LOSS discovery of three
apparent supernovae on unfiltered KAIT images:

 SN       2010 UT        R.A. (2000.0) Decl.      Mag.      Offset
 2010ei   June 12.34   14 54 07.69  +42 32 54.6   17.5    0".2 W, 1".5 N
 2010ej   June 15.30   14 13 56.74  +31 32 25.1   19.2    2".3 E, 0".5 N
 2010ek   June 15.48   22 48 40.96  +27 37 11.4   18.8    3".1 E, 30".3 N

Additional KAIT magnitudes for 2010ek in SDSS J145407.71+423253.1:  June 6.35
UT, [19.6; 17.31, 17.5.  Additional KAIT magnitudes for 2010ek in SDSS
J141356.56+313224.6:  a co-added image from 2010 Jan.-May, [20.5; June 16.31,
19.5.  Additional KAIT magnitudes for 2010ek in UGC 12191:  a co-added image
from 2009 Oct.-Dec., [20.1; 2010 June 16.44, 18.8.

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Host galaxy info: vel = 9589 km/s; 1.3 x 0.7; 14.67; Sb

SN type info: IIb

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