Event: Division 5

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Opponent Rating Result
James Marshall 100 0 - 1
Raymond F Rhodes 78 1 - 0
Peter Shaw 108 0 - 1
Les Hall 87 0 - 1
Julian Bulbeck 101 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-145 = (474 + 400 * (1 - 4)) / 5)

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Opponent Rating Result
Eddie D Burke 76 ½ - ½
Dylan Whitney 76 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

76 = (152 + 400 * (0 - 0)) / 2)