Event: OTB Club Challenge Standard

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Opponent Rating Result
John V Jestico 1450 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1050 = (1450 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Laurence Duffy 1617 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1217 = (1617 + 400 * (0 - 1)) / 1)