Event: Open

PDF Excel

Opponent	Rating	Result
George Kolbusz	1915	1 - 0
Shabir Okhai	2207	½ - ½
Mark L Hebden	2443	0 - 1

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

2188 = (6565 + 400 * (1 - 1)) / 3)