Event: Division 1

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Opponent Rating Result
Peter Larwood 164 0 - 1
Barry Maufe 166 ½ - ½
Chris N Hann 149 1 - 0
Laurence A Butt 159 ½ - ½
David N Roberts 170 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

82 = (808 + 400 * (1 - 2)) / 5)

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Opponent Rating Result
Michael Banks 132 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-268 = (132 + 400 * (0 - 1)) / 1)

Opponent Rating Result
Daniel DS Brooks 134 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

134 = (134 + 400 * (0 - 0)) / 1)