Event: Division Two

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Opponent Rating Result
Peter J Pearson Jones 153 0 - 1
Noel A Brown 141 ½ - ½
Julian H Summerfield 149 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-119 = (443 + 400 * (0 - 2)) / 3)

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Opponent Rating Result
Joe Kadar 76 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

476 = (76 + 400 * (1 - 0)) / 1)