Event: Division 4

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Opponent Rating Result
Dalil Benchebra 0 1 - 0
David Armstrong 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

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

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Opponent Rating Result
David M Watson 0 1 - 0
Jay Steel 0 0 - 1
Ali Shaheed 0 1 - 0
Joe Murray 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

200 = (0 + 400 * (3 - 1)) / 4)