Event: September Quickplay

PDF Excel

Opponent	Rating	Result
Wasim Alwakeel	1643	0 - 1
Daniel Ayre	1027	1 - 0
Janos Mehes	1504	0 - 1

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

1258 = (4174 + 400 * (1 - 2)) / 3)