Event: IM Brown

Opponent Rating Result
David Keddie 169 ½ - ½
Dave V Toulson 115 1 - 0
Alec Grice 138 ½ - ½
Geoffrey D Brown 146 0 - 1
Ian M Thackray 118 1 - 0
Martin S Simmonds 143 1 - 0
Michael I Connor 149 0 - 1
Stephen Forbes 118 1 - 0
Sri Sriharan 111 1 - 0
David Harasym 138 1 - 0
Roger N Winterburn 120 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

315 = (1465 + 400 * (7 - 2)) / 11)

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