Event: 6 Board League

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Opponent Rating Result
Angus Holliday 1353 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1753 = (1353 + 400 * (1 - 0)) / 1)

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Opponent Rating Result
Greg Harding 0 0 - 1
Mick Overend 1573 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

387 = (1573 + 400 * (0 - 2)) / 2)