Event: 1450 Minor - Preliminary

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Opponent Rating Result
James Black 1375 0 - 1
Cole Walsh 918 1 - 0
Leonard C Cheung 1128 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1140 = (3421 + 400 * (1 - 1)) / 3)

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Opponent Rating Result
Joseph Wong 873 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1273 = (873 + 400 * (1 - 0)) / 1)