Event: Division 2

Opponent Rating Result
Jeffrey Boardman 1971 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1571 = (1971 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Anthony Stanton 1735 0 - 1
Nicolas Fernandez Santos 1739 0 - 1
Julian Clark 1824 0 - 1
Anthony Giles 1543 1 - 0
Adrian DP Waldock 1680 ½ - ½
Derek Cosens 1605 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1554 = (10126 + 400 * (1 - 3)) / 6)