Event: Wharfedale League 2022

Opponent Rating Result
Andrew B Mata 1857 0 - 1
John K Holliday 1690 0 - 1
Graham N Redmond 1779 0 - 1
Graham N Redmond 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

932 = (5326 + 400 * (0 - 4)) / 4)

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Opponent Rating Result
Nicholas Waite 1405 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1405 = (1405 + 400 * (0 - 0)) / 1)