Event: The Friendly League

PDF Excel

Opponent	Rating	Result
John Moxham	0	½ - ½
Mark R Stollery	0	½ - ½
Jonathan Slater	1778	1 - 0

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

726 = (1778 + 400 * (1 - 0)) / 3)