Event: Grand Prix

PDF Excel

Opponent	Rating	Result
Jason Robinson	0	0 - 1
Chris J Watt	0	1 - 0
Alejandro Mateo de Domingo Fernandez	0	½ - ½
Zoya Boozorginia	1240	1 - 0
Tim Valentine	1485	0 - 1
Tim Wells	0	0 - 1
Jens Lyman	0	½ - ½

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

332 = (2725 + 400 * (2 - 3)) / 7)