Event: Baum Trophy

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Opponent Rating Result
Costas Karayiannis 2158 0 - 1
Jeff A Goldberg 2108 0 - 1
Costas Karayiannis 2158 1 - 0
Jeff A Goldberg 2108 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2033 = (8532 + 400 * (1 - 2)) / 4)

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Opponent Rating Result
Paul Adams 1750 1 - 0
Dominic Czarnuch 1486 ½ - ½
John V Jestico 1403 1 - 0
Paul Adams 1750 1 - 0
Dominic Czarnuch 1486 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1895 = (7875 + 400 * (4 - 0)) / 5)