Event: C Division

Opponent Rating Result
Mark Taylor 1779 1 - 0
George Turner 1916 ½ - ½
Gareth NR Griffiths 1778 0 - 1
Mark Bennett 1700 1 - 0
Graham Phythian 1636 ½ - ½
Anthony R Entwistle 1856 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1844 = (10665 + 400 * (2 - 1)) / 6)

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