Event: Crewe Ladder (Autumn)

PDF Excel

Opponent	Rating	Result
Les Hall	87	1 - 0
Karl Lockett	153	0 - 1
Simon Layhe	134	1 - 0

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

258 = (374 + 400 * (2 - 1)) / 3)