Event: U1650 Cup

PDF Excel

Opponent	Rating	Result
Raf Calumpiano	1328	0 - 1
Piotr Dolewka	1509	0 - 1
John E Lambert	1547	½ - ½

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

1195 = (4384 + 400 * (0 - 2)) / 3)