Event: Hebden Bridge Chess Club Championship 2023

Opponent Rating Result
Jeremy Butts 1731 1 - 0
Cobus Daneel 1804 1 - 0
Michael Ward 0 ½ - ½
Pete Leonard 1830 0 - 1
David C Wedge 1864 ½ - ½
David Shapland 1952 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1530 = (9181 + 400 * (2 - 2)) / 6)

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