Event: Division Four

Opponent Rating Result
Derek A Stockhall 1568 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1568 = (1568 + 400 * (0 - 0)) / 1)

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Opponent Rating Result
A (Tony) Taylor 1349 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1749 = (1349 + 400 * (1 - 0)) / 1)