Event: Norman Ellis

PDF Excel

Opponent	Rating	Result
Warren B Dennison	179	½ - ½
Siefaldin Holi	151	1 - 0
Clive W Davies	159	0 - 1

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

163 = (489 + 400 * (1 - 1)) / 3)