Event: Division 1

PDF Excel

Opponent	Rating	Result
Jeremy Law	1965	1 - 0
Joel Bird	2091	1 - 0
Alan H Perkins	2170	½ - ½
Robert S Eames	2164	1 - 0
Simon Wilks	2189	0 - 1
Robert S Eames	2233	0 - 1
Jim Stevenson	2111	½ - ½

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

2189 = (14923 + 400 * (3 - 2)) / 7)