Event: Division B

Opponent Rating Result
Chris Jardine 155 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-245 = (155 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Chris Jardine 155 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

155 = (155 + 400 * (0 - 0)) / 1)