Event: Division 4

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Opponent Rating Result
Edward Patten 1530 0 - 1
Harry McLeod 1516 0 - 1
Bart McHugh 1619 0 - 1
Sam Bramhall 0 0 - 1
John Smith 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

693 = (4665 + 400 * (1 - 4)) / 5)

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Opponent Rating Result
Trevor Shaw 1476 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1076 = (1476 + 400 * (0 - 1)) / 1)