Event: WDCL Division 3

PDF Excel

Opponent	Rating	Result
Karl Monaghan	1100	1 - 0
Ingmar So	1456	0 - 1
David Cottrell	1325	0 - 1
Anthony Mills	1219	1 - 0
Richard Clements	1127	1 - 0
Nick Cooke	1462	1 - 0
Geoffrey Hull	1200	1 - 0

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

1441 = (8889 + 400 * (5 - 2)) / 7)