Event: rapidplay 24/25

PDF Excel

Opponent	Rating	Result
Suzanne Marshall	0	1 - 0
Suzanne Marshall	0	0 - 1
Robert Dyke	0	1 - 0
Robert Dyke	0	0 - 1

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

0 = (0 + 400 * (2 - 2)) / 4)