Event: Weymouth U2200 2023

Opponent Rating Result
Allan J Pleasants 2105 ½ - ½
Roger D de Coverly 1997 1 - 0
Mark Littleton 2017 1 - 0
Sean Gordon 2087 0 - 1
Ted Paul 1850 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2171 = (10056 + 400 * (3 - 1)) / 5)

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