Electronic Telegram No. 344 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 SUPERNOVAE 2005mt, 2005mu, 2005mv, 2005mw, 2005mx Designations are given below for five supernovae found by the "Nearby Supernova Factory" collaboration, with the table below prepared by D. Bishop, Rochester, NY. Details on each object were posted at the website http://www.astronomerstelegram.org under telegram numbers 411, 499, 544, 548, and 556 (respectively). Discovery SN 2005 UT R.A. (2000.0) Decl. Mag. Type 2005mt Feb. 3.45 10 24 12.9 - 3 44 50.6 18.0 IIn 2005mu May 19.5 21 35 52.5 -26 27 03.5 17.4 Ia 2005mv June 21.5 20 45 16.8 - 3 49 35.7 19.6 Ia 2005mw June 25.4 17 37 44.2 +11 09 03.7 19.2 II 2005mx July 1.5 21 40 08.2 +10 39 14.0 19.4 II NOTE: These 'Central Bureau Electronic Telegrams' are sometimes superseded by text appearing later in the printed IAU Circulars. (C) Copyright 2005 CBAT 2005 December 30 (CBET 344) Daniel W. E. Green