Event: 6-Board Division 1

PDF Excel

Opponent	Rating	Result
Mark I Collinson	168	½ - ½
R Malcolm Hara	126	1 - 0
George A Darling	160	1 - 0
John W Atkinson	164	½ - ½
A Peter Owst	139	1 - 0
David W Stephenson	163	0 - 1
Andrew D Bettley	153	0 - 1

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

210 = (1073 + 400 * (3 - 2)) / 7)