Event: 6-Board Division 2

PDF Excel

Opponent	Rating	Result
Philip A Wood	84	0 - 1
Steve J Thrower	101	½ - ½
John Burton	76	½ - ½
Andy Blaylock	50	1 - 0
Paul Hambly	107	0 - 1

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

4 = (418 + 400 * (1 - 2)) / 5)