Event: B&DCL Div 5

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Opponent Rating Result
Krystian Beclawski 1365 0 - 1
Anthony D Pritchard 1653 0 - 1
Dragos Milea 1569 0 - 1
John H Jenkins 1323 ½ - ½
Rachel Richardson 1300 0 - 1
Stephen Bailey 1181 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1132 = (8391 + 400 * (0 - 4)) / 6)

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