Event: League Division Two

PDF Excel

Opponent	Rating	Result
Zana Aziz	131	1 - 0
Peter M Brannan	111	0 - 1
Andy Ross	132	1 - 0
Peter Saunders	111	1 - 0
Richard Hersey	131	½ - ½

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

283 = (616 + 400 * (3 - 1)) / 5)