Event: SCCA Division 2 19/20

Opponent Rating Result
Edgar Nightingale 104 1 - 0
Daniel Such 99 1 - 0
Mark Heffer 122 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

508 = (325 + 400 * (3 - 0)) / 3)

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