Event: A Division

PDF Excel

Opponent	Rating	Result
Robert Donner	138	0 - 1
Paul D Perrett	156	0 - 1
Ernest J Lazenby	149	0 - 1

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

-252 = (443 + 400 * (0 - 3)) / 3)