Event: Club Championship

PDF Excel

Opponent	Rating	Result
Gary Haycock	1322	1 - 0
Ray Bettam	1512	½ - ½
John Smith	1741	0(def) - 1

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

1617 = (2834 + 400 * (1 - 0)) / 2)