Electronic Telegram No. 954 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://www.cfa.harvard.edu/iau/cbat.html SUPERNOVA 2007cf IN MCG +02-39-21 T. Puckett and W. McDonald report the discovery of an apparent supernova (mag 17.9) on an image (limiting mag 19.5) taken with a 0.60-m reflector at Ellijay, GA, on May 8.31 UT in the course of the Puckett Observatory Supernova Search. The new object, which was confirmed at mag 17.9 on an image (limiting mag 19.9) taken by T. Orff with a 0.60-m reflector on May 9.16, is located at R.A. = 15h23m07s.66, Decl. = +8o31'45".5 (equinox 2000.0), which is 3".3 east and 3".1 north of the center of MCG +02-39-21. Nothing is visible at this location on images taken by Puckett on Apr. 22 (limiting mag 19.7). NOTE: These 'Central Bureau Electronic Telegrams' are sometimes superseded by text appearing later in the printed IAU Circulars. (C) Copyright 2007 CBAT 2007 May 9 (CBET 954) Daniel W. E. Green