Event: B&DCL Div 4

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Opponent Rating Result
David F Burt 112 1 - 0
David Arorash 113 1 - 0
Anthony D Pritchard 95 1 - 0
Seth DR Rider 109 1 - 0
Tony Turner 55 1 - 0
Jim Newman 105 0 - 1
Christine A Roberts 95 0 - 1
Rachel Richardson 77 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

195 = (761 + 400 * (5 - 3)) / 8)

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