Event: Nottingham Qualifier

PDF Excel

Opponent	Rating	Result
Ayaan Quraishi	0	0 - 1
Ebu Nwaiwu	0	0 - 1
Eleanor Twinley	0	0 - 1

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

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