Event: Div 1 - Davy Trophy

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Opponent Rating Result
Chris CW Shephard 2141 ½ - ½
Martin J Sheard 1889 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2015 = (4030 + 400 * (0 - 0)) / 2)

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Opponent Rating Result
Alan S McIntosh 1840 0 - 1
Richard E Desmedt 1784 0 - 1
Jamie Woodhouse 1635 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1620 = (5259 + 400 * (1 - 2)) / 3)