Event: Clay Cross Champs 2018-19

PDF Excel

Opponent	Rating	Result
Geoffrey D Brown	146	0 - 1
Anthony L Natt	168	0 - 1
Andy Bacon	99	0 - 1
Dudley Thorpe	71	½ - ½

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

-179 = (484 + 400 * (0 - 3)) / 4)