Event: Guildford FIDE Congress

PDF Excel

Opponent	Rating	Result
Audrey Kueh	0	0 - 1
Sanjit S Kumar	0	0 - 1
Jack Buckley	0	1 - 0
Colin Purdon	0	½ - ½
James Merriman	0	0 - 1

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

-160 = (0 + 400 * (1 - 3)) / 5)