Event: Market Harborough Club Competition

PDF Excel

Opponent	Rating	Result
M Johnstone	0	1 - 0
Amrik Tahim	1239
Romilly Ilersic	1885	½ - ½
Daniel Savin	1953

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

1143 = (1885 + 400 * (1 - 0)) / 2)