Event: League Division One

PDF Excel

Opponent	Rating	Result
Mike J Donnelly	1984	½ - ½
Magnus Borissow	2045	0 - 1
Philip J Briggs	2176	1 - 0
Tom Brown	2006	0 - 1

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

1953 = (8211 + 400 * (1 - 2)) / 4)