Event: Division 3 West

Opponent Rating Result
Golf Sookphanich 127 0 - 1
Haroon Symonds 108 0 - 1
David Graham 100 1 - 0
Christopher P Greenaway 126 ½ - ½
Jon J Kerr 85 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

109 = (546 + 400 * (2 - 2)) / 5)

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Opponent Rating Result
Robert D Harris 109 0 - 1
Haroon Symonds 108 0 - 1
David Graham 100 1 - 0
Michael E Cooper 104 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

5 = (421 + 400 * (1 - 2)) / 4)