Event: Division 1

PDF Excel

Opponent	Rating	Result
Anthony C Ashby	2049	½ - ½
Mike Roberts	2140	½ - ½
Richard Britton	2248	½ - ½
Iain Gourlay	2344	0 - 1
Jon S Speelman	2561	0 - 1
Andrew P Lewis	2355	½ - ½
Thomas B Bonn	2257	½ - ½
Finlo N Rohrer	1958	1 - 0
Joao AA Santos	1980	½ - ½

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

2166 = (19892 + 400 * (1 - 2)) / 9)