Event: SCL Div 5

PDF Excel

Opponent	Rating	Result
Ralph Lever	0	0 - 1
Maha Chandar	0	0 - 1
Andrew W Thomas	0	1 - 0

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

-133 = (0 + 400 * (1 - 2)) / 3)