Event: Division 5

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Opponent Rating Result
Holly Jacobson 89 1 - 0
Peter Clarke 108 1 - 0
Philip Erentz 90 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

229 = (287 + 400 * (2 - 1)) / 3)

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Opponent Rating Result
Alan J Groves 94 ½ - ½
Christopher Cumbers 89 0 - 1
Daniel Hardman 105 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-171 = (288 + 400 * (0 - 2)) / 3)