Event: Individual Quickplay

PDF Excel

Opponent	Rating	Result
Matthew Causer	1654	0 - 1
Mark Towlson	1515	0 - 1
Harry J Sharples	1836	1 - 0
John L Clarke	1418	½ - ½

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

1506 = (6423 + 400 * (1 - 2)) / 4)