Circular No. 7509

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 2000dv IN UGC 4671

Li also reports the discovery of an apparent supernova by M. Papenkova on unfiltered KAIT images taken on Oct. 17.5 and 18.5 UT, both showing the new object at mag about 18.0. SN 2000dv is located at R.A. = 8h56m43s.40, Decl. = +52o06'13".2 (equinox 2000.0), which is 5".8 east and 6".6 south of the nucleus of UGC 4671. A KAIT image taken on Apr. 8.2 showed nothing at the position of SN 2000dv (limiting mag about 19.5).

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Host galaxy info: V = 4053 km/s; 1.3' x 1.1'; 13.60; S?

SN type info: Ib

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