Event: Preston Club Championship

PDF Excel

Opponent	Rating	Result
Carl A Tillotson	135	1 - 0
Phillip J Taylor	145	½ - ½
Oleg Cukovs	173	1 - 0

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

418 = (453 + 400 * (2 - 0)) / 3)