Event: Division Two

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Opponent	Rating	Result
Richard Zaidman	135	½ - ½
Alex O`Connell	0	0 - 1
John Brooke	96	0 - 1
Alex O`Connell	0	0 - 1
Stuart M Johnson	117	1 - 0
Mahboob Nawaz	115	0 - 1
Adrian Arthur	83	1 - 0
Robert Dennington	117	0 - 1
George Leach	118	1 - 0

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

-2 = (781 + 400 * (3 - 5)) / 9)