Event: Hepolite (Rapid Play)

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Opponent Rating Result
Phil R Watson 192 0 - 1
Peter Shaw 204 0 - 1
Phil R Watson 192 ½ - ½
Peter Shaw 204 ½ - ½
John L Seppings 0 1 - 0
John L Seppings 0 1 - 0
Mark W Rogerson 174 ½ - ½
Mark W Rogerson 174 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

143 = (1140 + 400 * (2 - 2)) / 8)

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