Event: Worcestershire Championship League

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Opponent	Rating	Result
Lee Davis	2049	½ - ½
Stewart K Fishburne	2056	½ - ½
Stewart K Fishburne	2056	1 - 0
John P Wrench	1962	½ - ½
Joe Rastall	1831	0 - 1
Alex Eaton	1731	1 - 0
Mihai Horia Zbircea	1814	1 - 0
Scott Russell	1769	1 - 0

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

2059 = (15268 + 400 * (4 - 1)) / 8)