Event: Non League Standard

PDF Excel

Opponent	Rating	Result
Wing Cheng	0	0 - 1
Wing Cheng	0	0 - 1
Steve Fairhurst	1129	0 - 1

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

-24 = (1129 + 400 * (0 - 3)) / 3)