Event: Essex Online Championship LIVE

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Opponent Rating Result
John H Hodgson 0 ½ - ½
Ashley Freeman 170 0 - 1
Neville H Twitchell 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

57 = (170 + 400 * (1 - 1)) / 3)

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Opponent Rating Result
Jeff A Goldberg 0 0 - 1
Christopher Hampton 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-200 = (0 + 400 * (0 - 1)) / 2)