Event: One East

Opponent Rating Result
Nicholas Pert 2605 ½ - ½
Mark S Gray 2285 0 - 1
Mike Roberts 2043 1 - 0
Richard A Bates 2470 1 - 0
Venkataramanan Tiruchirapalli 2328 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2426 = (11731 + 400 * (2 - 1)) / 5)

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