Event: St Andrews Intermediate Tournament

PDF Excel

Opponent	Rating	Result
Ronald Botham	1083	0 - 1
David Atkin	0	0 - 1
Darren Tomlinson	973	0 - 1
David P Thrun	1345
Henrik Salbol	1398

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

285 = (2056 + 400 * (0 - 3)) / 3)