Event: Division One

PDF Excel

Opponent	Rating	Result
WK (Bill) Osborne	138	1 - 0
Gul Kapur	117	1 - 0
Samuel Tombs	144	1 - 0

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

533 = (399 + 400 * (3 - 0)) / 3)