Event: ECF Online RapidPlay Results 27/10/20

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Opponent Rating Result
Marciel T Flores 0 0 - 1
Marciel T Flores 0 0 - 1
Paul D Doherty 1500 0 - 1
Paul D Doherty 1500 0 - 1
Hayder Ali 0 ½ - ½
Damian Banks 0 1 - 0
Darrell Lindsay 1367 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

510 = (4367 + 400 * (2 - 4)) / 7)

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