Event: Club Championship

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Opponent	Rating	Result
George Charman	1819	½ - ½
Matthew Jordan	1743	0 - 1
Pierre Lipinsky	0	0 - 1
Brian Turner	1971	0 - 1
John P Knee	1752	½ - ½
Ian J Clarke	1979	0 - 1
Lee Davis	2051	0 - 1
Miroslaw Woron	1564	0 - 1
Alexandr Mityaev	2344	0 - 1

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

1380 = (15223 + 400 * (0 - 7)) / 9)