Event: Five Counties Div 1

PDF Excel

Opponent	Rating	Result
Brian G Whyte	2134	0 - 1
Charlie B Nettleton	2224	½ - ½
Dmitrijs Tokranovs	2385	0 - 1
Andrew P Smith	2239	0 - 1
Mohammed Alahi	1901	0 - 1
Nathanael Paul	2010	0 - 1

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

1816 = (12893 + 400 * (0 - 5)) / 6)