Event: Minor Counties

PDF Excel

Opponent	Rating	Result
Adrian G Elwin	1952	1 - 0
Andrew F Footner	2001	1 - 0
Jaimie Wilson	2169	½ - ½

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

2307 = (6122 + 400 * (2 - 0)) / 3)