Event: Division 2

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Opponent Rating Result
Asanka Amarasinghe 1771 1 - 0
Paul J Kelly 1822 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2197 = (3593 + 400 * (2 - 0)) / 2)

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Opponent Rating Result
William F Tracey 1505 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1505 = (1505 + 400 * (0 - 0)) / 1)