Event: Cambs Division 2

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Opponent	Rating	Result
Stuart Ross	1757	1 - 0
Paul Spencer	1785	1 - 0
Lester Levet	0	½ - ½
John D Wright	1559	0 - 1
Richard McMorran	1688	1 - 0
Dmytro Gostiev	1573	1 - 0
Thomas Holmes	1360	1 - 0
Gideon Pearl	0	1 - 0
Douglas Redden	1745	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1496 = (11467 + 400 * (6 - 1)) / 9)