Event: Calderdale League 2024-25

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Opponent Rating Result
Deborah Colbran Espada 1391 1 - 0
Les Johnson 1600 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1496 = (2991 + 400 * (1 - 1)) / 2)

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Opponent Rating Result
Joel Hadari 1318 ½ - ½
Titus Coulthard 1481 1 - 0
Jonny Williams 1765 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1521 = (4564 + 400 * (1 - 1)) / 3)