Event: Woodhouse Cup

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Opponent	Rating	Result
Peter JE Ackley	189	0 - 1
Adam R Lang	202	½ - ½
Mark W White	185	½ - ½
Tim P Wall	203	½ - ½
Peter D Rooney	194	½ - ½
Jim E Vickery	167	½ - ½
M Paul Townsend	209	1 - 0
Douglas Vleeshhouwer	166	½ - ½
Paul M Barber	162	½ - ½
Mark W Rogerson	174	½ - ½

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

185 = (1851 + 400 * (1 - 1)) / 10)