Event: Worcestershire Championship League

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Opponent Rating Result
Stephen D Mellor 2045 0 - 1
Brian Turner 1972 0 - 1
John A Edge 2095 ½ - ½
Mike Hadley 1861 0 - 1
David Spowart 1771 ½ - ½
David Spowart 1771 1 - 0
Ray A Collett 1854 ½ - ½
Nigel S Towers 1807 0 - 1
Scott Russell 1769 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1794 = (16945 + 400 * (2 - 4)) / 9)

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