Event: Broadstairs Summer Swiss

PDF Excel

Opponent	Rating	Result
Robert G Page	141	1 - 0
Michael Doyle	90	1 - 0
Ian A Hames	151	0 - 1
Paul Johnson	129	0 - 1
Gary Hilleard	119	0 - 1

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

46 = (630 + 400 * (2 - 3)) / 5)