Event: Div3

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Opponent Rating Result
Douglas Bramley 103 0 - 1
Duncan J Livsey 129 0 - 1
Ian R Morrell 57 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-304 = (289 + 400 * (0 - 3)) / 3)

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Opponent Rating Result
J Martin Gibson 62 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

462 = (62 + 400 * (1 - 0)) / 1)