Event: WMA Summer League Division 2

PDF Excel

Opponent	Rating	Result
David Close	133	0 - 1
Saket Singhal	120	1 - 0
Julie C Wilson	150	½ - ½
Simon Berry	70	0 - 1
David Close	133	0 - 1
Saket Singhal	120	½ - ½
Julie C Wilson	150	0 - 1
Simon Berry	70	1 - 0

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

18 = (946 + 400 * (2 - 4)) / 8)