Event: Division 2

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Opponent Rating Result
Nicholas Woods 1369 0 - 1
Rhys Walker 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

285 = (1369 + 400 * (0 - 2)) / 2)

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Opponent Rating Result
James Thomas 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

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