Event: Durham League Division A

PDF Excel

Opponent	Rating	Result
Stephen W Dauber	2065	0 - 1
Ken P Neat	2208	1 - 0
Stephen W Dauber	2065	0 - 1

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

1979 = (6338 + 400 * (1 - 2)) / 3)