Event: Camberley Chess Club Championship 2023

Opponent Rating Result
Mark Payne 1831 1 - 0
Martin J Wallman 1749 0 - 1
Christine Coates 1340 1 - 0
Steve Harley 1732 ½ - ½
A Sandy McCubbin 1498 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1790 = (8150 + 400 * (3 - 1)) / 5)

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