Event: Ringwood Rapidplay Open

PDF Excel

Opponent	Rating	Result
Matthew Deacon	1584	1 - 0
Grzegorz S Sawicki	2000	1 - 0
Keith DF Gregory	1983	1 - 0
Paul Northcott	1934	1 - 0
John P Weatherlake	2043	0 - 1
Michael FG Duggan	2172	½ - ½

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

2153 = (11716 + 400 * (4 - 1)) / 6)