Event: Club Championship

PDF Excel

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

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

-267 = (0 + 400 * (0 - 2)) / 3)