Event: Hillingdon Div 3

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Opponent Rating Result
Surjit S Dhemrait 1609 1 - 0
Ron Lawrence 1450 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1930 = (3059 + 400 * (2 - 0)) / 2)

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Opponent Rating Result
Ashley R Anderson 1101 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1501 = (1101 + 400 * (1 - 0)) / 1)