Event: SCL Div 3

PDF Excel

Opponent	Rating	Result
D Rogers	0	0 - 1
Martin GS Buckley	0	0 - 1
Stephen D LeFevre	0	0 - 1
David R Agostinelli	0	½ - ½
Bob A Cleave	0	½ - ½

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

-240 = (0 + 400 * (0 - 3)) / 5)