Event: SCL Div 3

PDF Excel

Opponent	Rating	Result
Ivan Stipcevic	0	0 - 1
Sam J Murphy	0	0 - 1
Michael J White	0	0 - 1
Frazer Graham	0	0 - 1
David Graham	0	1 - 0

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

-240 = (0 + 400 * (1 - 4)) / 5)