Event: Championship 2019

PDF Excel

Opponent	Rating	Result
S Neil Bolton	83	1 - 0
Paul RH Clarke	151	0 - 1
Clive W Davies	162	0 - 1
Tom Devlin	105	1 - 0
Matt Jones	107	1 - 0

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

202 = (608 + 400 * (3 - 2)) / 5)