Event: Five Counties Div 2

PDF Excel

Opponent	Rating	Result
Laith Hayali	0	0 - 1
Matthew DH Clark	0	1 - 0
Dhairye Gauri	1335	1 - 0
Joshua Pirgon	0	1 - 0
David Knight	1690	1 - 0

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

845 = (3025 + 400 * (4 - 1)) / 5)