Event: Worcestershire Championship League

PDF Excel

Opponent	Rating	Result
David M Cooper	2015	0 - 1
Nigel S Towers	1845	½ - ½
Mark Riley	1743	1 - 0
Sam Bentham	1634	1 - 0
Paul Bignall	1481	½ - ½
Mike Hadley	1878	½ - ½
John F Varilone	1639	1 - 0
Geoffrey M Herbert	1848	½ - ½
Leigh Canham	1864	½ - ½

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

1861 = (15947 + 400 * (3 - 1)) / 9)