Event: Div 2 - Weston Trophy

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Opponent Rating Result
Michael R Handley 2030 ½ - ½
Peter Micklethwaite 1972 ½ - ½
Carl Walker 2041 0 - 1
Carl Walker 2041 0 - 1
Brendan Ashmore 1685 1 - 0
Wafia D Al Maamari 2058 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1971 = (11827 + 400 * (2 - 2)) / 6)

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