Event: Cornwall Quickplay League 2023

PDF Excel

Opponent	Rating	Result
Sergi Valiukh	0	1 - 0
Sergi Valiukh	0	1 - 0
Philip J Williams	2017	0 - 1
Philip J Williams	2017	½ - ½

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

1109 = (4034 + 400 * (2 - 1)) / 4)