Event: 3rd Cornwall Online League

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Opponent Rating Result
Jason Henderson 0 0 - 1
Mark Reid 0 0 - 1
Ivan Gerasimenko 0 0 - 1
John James 0 0 - 1
Raphael Attridge 1014 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-37 = (1014 + 400 * (1 - 4)) / 5)

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Opponent Rating Result
Raphael Attridge 998 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

998 = (998 + 400 * (0 - 0)) / 1)