Event: 3rd Cornwall Online League

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Opponent Rating Result
Gethin Jenkins-Jones 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

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

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Opponent Rating Result
Mike Thomas 0 0 - 1
Rosie Ledbrook 0 1 - 0
John James 1214 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

405 = (1214 + 400 * (1 - 1)) / 3)

Opponent Rating Result
Kieran Kerim 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

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