Event: 2021-2022

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Opponent Rating Result
Les Johnson 1687 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1687 = (1687 + 400 * (0 - 0)) / 1)

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Opponent Rating Result
Barry Wadsworth 1432 1 - 0
Roy Darcey 0 0 - 1
David Booth 124 0 - 1
Cobus Daneel 0 1 - 0
Karim Khan 1825 ½ - ½
Peter G Moss 1586 ½ - ½
Bryn W Charlesworth 1501 1 - 0
Les Johnson 1713 ½ - ½
Sam B Swain 1851 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1115 = (10032 + 400 * (3 - 3)) / 9)