Event: SCCA Division 3

Opponent Rating Result
Greg Hart 0 1 - 0
Deborah Dann 1000 1 - 0
Philip J Chapman 0 1 - 0
Christopher Thomson 1300 0 - 1
Greg Hart 1155 1 - 0
John Price 1540 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

966 = (4995 + 400 * (4 - 2)) / 6)

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