Event: Hebden Bridge Chess Club Championship 2023

Opponent Rating Result
Christopher Marsden 1666 1 - 0
Cobus Daneel 1801 1 - 0
Phil Cook 2136 1 - 0
Michael Ward 0 1 - 0
David C Wedge 1861 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1893 = (7464 + 400 * (5 - 0)) / 5)

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