Event: Five Counties Div 2

PDF Excel

Opponent	Rating	Result
Robert AJ Hurn	0	0 - 1
Ron Foale	1512	0 - 1
Denisz Demjan	1265	0 - 1
Matthew Bailey	0	0 - 1
Dennis M Bonner	1513	0 - 1

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

458 = (4290 + 400 * (0 - 5)) / 5)