Event: Division B

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Opponent Rating Result
George Markovic 139 ½ - ½
Steven M Flaherty 126 ½ - ½
Con Carey 125 1 - 0
David G Clayton 102 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

323 = (492 + 400 * (2 - 0)) / 4)

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Opponent Rating Result
Andrew Peters 100 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-300 = (100 + 400 * (0 - 1)) / 1)