Event: D&DCL Div 2

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Opponent Rating Result
Neil Cameron 1667 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1267 = (1667 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
John E Fryer 1500 ½ - ½
Graham Smith 1477 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1289 = (2977 + 400 * (0 - 1)) / 2)