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Event: Average under 1600

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Opponent Rating Result
Sean Morrell 1751 ½ - ½
John F Dunn 1200 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1676 = (2951 + 400 * (1 - 0)) / 2)

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Opponent Rating Result
Denisz Demjan 1286 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1686 = (1286 + 400 * (1 - 0)) / 1)