Event: KO 2022-23

Opponent Rating Result
Hamish Hockings 0 1 - 0
Michael C Forster 2136 1 - 0
Peter Harbott 1926 ½ - ½
Peter Harbott 1922 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1596 = (5984 + 400 * (2 - 1)) / 4)

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