Event: All Play All

PDF Excel

Opponent	Rating	Result
Anthony Stenton	1596	1 - 0
Peter W Leask	1175	1 - 0
Tim Fox	1375	1 - 0

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

1782 = (4146 + 400 * (3 - 0)) / 3)