Event: Uxbridge Rapid

PDF Excel

Opponent	Rating	Result
Oscar Tse-Fong-Tai	567	0 - 1
Oscar Tse-Fong-Tai	567	1 - 0

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

567 = (1134 + 400 * (1 - 1)) / 2)