Event: Hillingdon Div X

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Opponent Rating Result
Darsh Santosh Kumar 1181 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

781 = (1181 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Asha Patel-Davis 992 ½ - ½
Alexander Yeo 958 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1175 = (1950 + 400 * (1 - 0)) / 2)