Event: D&DCL Div 2

PDF Excel

Opponent	Rating	Result
Dean M Hartley	1806	0 - 1
Duncan J Livsey	1696	1 - 0
Martin Cobham	1758	0 - 1
Stuart Marshall	1800	0 - 1
Roger W Walker	1655	1 - 0
Owen Dale	1693	½ - ½
Graham Smith	1539	½ - ½

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

1650 = (11947 + 400 * (2 - 3)) / 7)