Event: WMA Spring League Division 2

PDF Excel

Opponent	Rating	Result
Margarita Sanchez	0	0 - 1
Nicholas Fallowfield	0	0 - 1
Nathanael Kasafir	70	0 - 1
Arnold G Kirkland	70	0 - 1
John Mildenhall	70	1 - 0
Margarita Sanchez	0	1 - 0
Nicholas Fallowfield	0	0 - 1
Nathanael Kasafir	70	0 - 1
Arnold G Kirkland	70	½ - ½
John Mildenhall	70	0 - 1

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

-158 = (420 + 400 * (2 - 7)) / 10)