Event: SCL Div 3

PDF Excel

Opponent	Rating	Result
Joe Courtier	0	0 - 1
Iwan Cave	0	½ - ½
Matthew Coldwell	0	½ - ½

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

-133 = (0 + 400 * (0 - 1)) / 3)