Event: Club Championship

PDF Excel

Opponent	Rating	Result
E Gordon Marks	0	1 - 0
Jonathan Round	0	1 - 0
Brian H Coop	0	½ - ½
Mike R Stokes	0	1 - 0
David Harasym	0	1 - 0

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

320 = (0 + 400 * (4 - 0)) / 5)