Event: All Play All

PDF Excel

Opponent	Rating	Result
Clifford H Walker	1484	1 - 0
Michael Williams	1383	0 - 1
Tim Fox	1352	½ - ½
Barry Perchard	1509	1 - 0

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

1532 = (5728 + 400 * (2 - 1)) / 4)