Event: Beverley Club Championship

PDF Excel

Opponent	Rating	Result
Michael C Hackett	127	0 - 1
J Gerry Johnstone	120	½ - ½
Alec Grice	138	1 - 0
Tim M Turner	167

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

128 = (385 + 400 * (1 - 1)) / 3)