Event: 6600 max

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Opponent	Rating	Result
Roland Robson	1450	½ - ½
Derek Green	1555	1 - 0
Aaron Norton	1521	½ - ½
Joel Mitchell	1476	0 - 1
Pauline Woodward	1377	0 - 1
Roland Robson	1450	0 - 1
Derek Green	1555	1 - 0
Aaron Norton	1521	½ - ½
Joel Mitchell	1476	½ - ½
Pauline Woodward	1377	0 - 1

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

1396 = (14758 + 400 * (2 - 4)) / 10)