Event: Calderdale League 2024-25

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Opponent Rating Result
John M Morgan 1942 ½ - ½
John Kerrane 1644 0 - 1
Vivien Webster 1687 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1491 = (5273 + 400 * (0 - 2)) / 3)

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Opponent Rating Result
James Norton 1532 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1932 = (1532 + 400 * (1 - 0)) / 1)