Event: Minor Counties

PDF Excel

Opponent	Rating	Result
Francis Rayner	2117	0 - 1
Jason M Dilley	2182	0 - 1
Chris Davison	2219	1 - 0

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

2039 = (6518 + 400 * (1 - 2)) / 3)