Event: Morpeth Summer Rapidplay

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Opponent Rating Result
Alan Welsh 1700 0 - 1
Alan Welsh 1700 0 - 1
Alan Welsh 1700 0 - 1
Alan Welsh 1700 ½ - ½
James Turner 2195 ½ - ½
Alan Welsh 1783 1 - 0
James Turner 2195 0 - 1
James Turner 2195 0 - 1
Dennis Patterson 1551 1 - 0
Dennis Patterson 1551 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1747 = (18270 + 400 * (3 - 5)) / 10)

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