Event: Guildford Internal Rapidplay

PDF Excel

Opponent	Rating	Result
Atanas Georgiev	0	0 - 1
Rory Davies	0	0 - 1
Berke Kasimay	0	0 - 1
Andy Venn	0	0 - 1
H Trevor Jones	0	0 - 1

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

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