Event: Billingham Synthonia Chess Club August 2024 Rapid

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Opponent Rating Result
Peter Harker 1777 0 - 1
Graham Glass 1000 0 - 1
Dave Elsdon 1350 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

976 = (4127 + 400 * (0 - 3)) / 3)

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