Event: Division 1

PDF Excel

Opponent	Rating	Result
Francis Rayner	2141	0 - 1
Adrian Cload	1638	½ - ½
Alex B Taylor	1903	0 - 1
Jonathan Britnell	1993	0 - 1
Peter Larwood	1901	1 - 0
Mark Broom	2154	0 - 1
Geoffrey H James	2074	½ - ½

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

1801 = (13804 + 400 * (1 - 4)) / 7)