COMMISSION 27 OF THE I. A. U. INFORMATION BULLETIN ON VARIABLE STARS Number 1366 Konkoly Observatory Budapest 1977 December 1 SUPPLEMENTARY PROGRAMME OF COOPERATIVE FLARE STAR OBSERVATIONS FOR 1977 The Working Group on Flare Stars after consultation with the Nuffield Radio Astronomy Laboratories, University of Manchester announces the following Supplementary programme of cooperative optical and radio observations for the period December 10 to 17 inclusive: UV Ceti 16h30m to 24h00m UT YZ CMi 00h30m to 08h00m UT L.N. MAVRIDIS Chairman Working Group on Flare Stars