Event: SCCU County Championship: Open

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Opponent	Rating	Result
Julien M Shepley	1982	1 - 0
Andrew M Stone	2155	0 - 1
Rasa Norinkeviciute	2065	1 - 0
Colin Mackenzie	2015	½ - ½
Mark Josse	2164	0 - 1
Stephen J Newman	2103	1 - 0

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

2147 = (12484 + 400 * (3 - 2)) / 6)