Electronic Telegram No. 241 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 2005et IN UGC 2413 Further to IAUC 8607, T. Puckett and M. O'Connor report the discovery of an apparent supernova (mag 18.3) on an unfiltered CCD frame taken with the 0.60-m automated supernova patrol telescope on Sept. 23.34 UT. The new object was also present on images taken on Sept. 15.35 (a hint), Oct. 1.31 (at mag 17.9), and 2.30 (mag 17.9). SN 2005et is located at R.A. = 2h56m30s.53, Decl. = +15o56'12".8 (equinox 2000.0), which is 25".2 east and 75".1 north of the center of UGC 2413. Nothing is present at this location on images taken by Puckett on Sept. 6 and 9 (limiting mag about 20.0). NOTE: These 'Central Bureau Electronic Telegrams' are sometimes superseded by text appearing later in the formal IAU Circulars. (C) Copyright 2005 CBAT 2005 October 2 (CBET 241) Daniel W. E. Green