Event: September Quickplay

PDF Excel

Opponent	Rating	Result
J Alan Stockley	1378	1 - 0
Phil Wales	1562	0 - 1
Ajay Selvan	1318	0 - 1

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

1286 = (4258 + 400 * (1 - 2)) / 3)