Event: Rapid League

PDF Excel

Opponent	Rating	Result
Isaac Lam	1535	1 - 0
Isaac Lam	1535	1 - 0
David J Varghese	1409
David J Varghese	1409

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

1935 = (3070 + 400 * (2 - 0)) / 2)