Event: Cornwall Quickplay League 2023

PDF Excel

Opponent	Rating	Result
R Keith Brewer	0	0 - 1
Ian R Rescorla	1615	0 - 1
Ian R Rescorla	1615	½ - ½

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

810 = (3230 + 400 * (0 - 2)) / 3)