Event: B&DCL Div 4

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Opponent Rating Result
John E Harris 120 ½ - ½
Michael N Davidson 107 ½ - ½
Tim Joyce 127 0 - 1
Ron Salinger 117 1 - 0
SJC Chappell 125 ½ - ½
Richard Smith 109 0 - 1
Ron Salinger 117 1 - 0
Tim Joyce 127 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

169 = (949 + 400 * (3 - 2)) / 8)

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