Event: Division One

Opponent Rating Result
Scott Russell 1712 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2112 = (1712 + 400 * (1 - 0)) / 1)

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Opponent Rating Result
Robert J Purcell 1731 0 - 1
Trevor J Holt 1760 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1346 = (3491 + 400 * (0 - 2)) / 2)