Event: Hebden Bridge Chess Club Championship 2023

Opponent Rating Result
Michael Ward 0 0 - 1
Matthew Nolan 1377 1 - 0
Talal Ezzo 1750 ½ - ½
Christopher Marsden 1660 ½ - ½
Cobus Daneel 1777 0 - 1
Paul Edwards 1553 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1220 = (8117 + 400 * (1 - 3)) / 6)

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