Event: Division Five

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Opponent Rating Result
Pauline Woodward 1271 0 - 1
Bob Hackett 1377 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

924 = (2648 + 400 * (0 - 2)) / 2)

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Opponent Rating Result
Joyce H Evans 1068 0 - 1
Ali Al-Abadi 800 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

934 = (1868 + 400 * (1 - 1)) / 2)