Event: WMA Summer League Division 2

PDF Excel

Opponent	Rating	Result
Jeremy Humphries	105	0 - 1
Paul Bignall	90	1 - 0
Jeremy Humphries	105	0 - 1
Paul Bignall	90	0 - 1

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

-103 = (390 + 400 * (1 - 3)) / 4)