Event: City Chess Swiss 2023-24

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Opponent Rating Result
Haran Rasalingam 2025 0 - 1
Oli Bain 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1013 = (2025 + 400 * (1 - 1)) / 2)

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Opponent Rating Result
Adegbenga Amusa 1808 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1408 = (1808 + 400 * (0 - 1)) / 1)