Electronic Telegram No. 1052 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 R CORONAE BOREALIS E. Broens, Mol, Belgium, reports the following visual magnitude estimates of R CrB (cf. 8859) on behalf of the Werkgroep Veranderlijke Sterren, Vereniging Voor Sterrenkunde: July 25.883 UT, 7.5 (F. Van Loo, Genk, Belgium); 26.868, 7.7 (D. Vansteelant, Varsenare, Belgium); 29.876, 8.2 (A. Bailien, Tongeren, Belgium); 30.881, 8.5 (A. Diepvens, Olmen, Belgium); 31.905, 9.1 (Broens); Aug. 1.866, 9.4 (Vansteelant); 2.871, 9.8 (Diepvens); 3.889 10.5, (Vansteelant); 4.877, 10.7 (Broens); 5.927, 10.7 (Broens); 6.865, 11.0 (Vansteelant); 7.914, 11.2 (Diepvens, Balen, Belgium); 8.876, 11.4 (Vansteelant); 10.865, 12.0 (Vansteelant); 11.874, 12.3 (Van Loo); 12.833, 12.3 (H. Vandenbruaene, Tielt, Belgium); 16.935, 12.4 (Broens); 17.868, 12.5 (Vandenbruaene); 23.867, 12.4 (H. Hautecler, Boutersem, Belgium); 25.899, 12.4 (P. Cloesen, Beringen, Belgium); 26.841, 12.3 (Vandenbruaene); 27.862, 12.6 (Cloesen); 29.838, 13.0 (Cloesen); Sept. 1.840, 13.1 (Van Loo). NOTE: These 'Central Bureau Electronic Telegrams' are sometimes superseded by text appearing later in the printed IAU Circulars. (C) Copyright 2007 CBAT 2007 September 5 (CBET 1052) Daniel W. E. Green