Event: Billingham Synthonia June Rapid 2023

PDF Excel

Opponent	Rating	Result
Bernie Callaghan	1519	1 - 0
Gary Leighton	1319	0 - 1
Sean Cooke	1128	1 - 0

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

1455 = (3966 + 400 * (2 - 1)) / 3)