Event: Div 2

PDF Excel

Opponent	Rating	Result
Frank K Pearson	111	½ - ½
Yuriy Slobodyuk	130	½ - ½
John D Hoddy	135	0 - 1

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

-8 = (376 + 400 * (0 - 1)) / 3)