Electronic Telegram No. 886 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 SUPERNOVA 2007ar IN MCG +10-19-62 Further to IAUC 8789, G. Duszanowicz (Akersberga, Sweden) reports his discovery of an apparent supernova (mag 17.5) on unfiltered CCD frames taken on Mar. 12.916 UT with a 0.32-m f/3.1 reflector. The new object is located at R.A. = 13h21m01s.93, Decl. = +58o33'02".4 (equinox 2000.0), which is 7".4 west and 7".6 north of the center of MCG +10-19-62. Additional magnitudes for 2007ar: Jan. 7.04, [18.3 (Duszanowicz); Mar. 13.77, 17.5 (Duszanowicz); 14.641, R = 17.9 +/- 0.2 (H. Naito and R. Iizuka, Nishi-Harima Astronomical Observatory, 2.0-m NAYUTA telescope + MINT; observed following posting of Duszanowicz's observation at the Central Bureau's unconfirmed-objects webpage). NOTE: These 'Central Bureau Electronic Telegrams' are sometimes superseded by text appearing later in the printed IAU Circulars. (C) Copyright 2007 CBAT 2007 March 14 (CBET 886) Daniel W. E. Green