Circular No. 7891

Central Bureau for Astronomical Telegrams INTERNATIONAL ASTRONOMICAL UNION Mailstop 18, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A. IAUSUBS@CFA.HARVARD.EDU or FAX 617-495-7231 (subscriptions) BMARSDEN@CFA.HARVARD.EDU or DGREEN@CFA.HARVARD.EDU (science) URL http://cfa-www.harvard.edu/iau/cbat.html Phone 617-495-7244/7440/7444 (for emergency use only)

SUPERNOVA 2002cr IN NGC 5468

Unfiltered CCD magnitudes: Apr. 16.4 UT, [19.0: (W. D. Li, University of California at Berkeley, 0.8-m Katzman Automatic Imaging Telescope); May 2.38, about 15.9 (Li; independent discovery by LOTOSS); 3.716, 15.6 (L. A. G. Monard, Pretoria, S. Africa); 4.913, 15.2 (Monard); 5.639, 15.8 (R. Kushida, Yatsugatake South Base Observatory); 5.764, 15.0 (Monard).

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Host galaxy info: Vel = 2845 km/s, 2.6 x 2.4, 12.41, SAB(rs)cd

SN type info: Ia

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