Event: South London Qualifier

PDF Excel

Opponent	Rating	Result
Ronik Popli	1451	0 - 1
Philip Pownall	0	1 - 0
Jack Spicer	0	0 - 1

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

350 = (1451 + 400 * (1 - 2)) / 3)