Event: Division One

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Opponent Rating Result
Amrik J Singh 166 0 - 1
Robert Glass 154 ½ - ½
Richard W Smith 172 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

31 = (492 + 400 * (0 - 1)) / 3)

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Opponent Rating Result
Marcus Walsh 178 ½ - ½
John E Crump 158 0 - 1
Malcolm A Hunt 183 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-94 = (519 + 400 * (0 - 2)) / 3)