Event: U1800 Cup

PDF Excel

Opponent	Rating	Result
Peter Newton	1710	1 - 0
Tom Gordon	1780	0 - 1
Daniel Pugh	1700	0 - 1

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

1597 = (5190 + 400 * (1 - 2)) / 3)