Event: Club Championship

PDF Excel

Opponent	Rating	Result
Roger Coleman	1236	1 - 0
Carl Thornhill	1000	1 - 0
Martin J Chadwick	1304	0 - 1
Carl Thornhill	1000	1 - 0
Gwyn Price	1100	1 - 0
Raymond F Rhodes	1241	1 - 0
J Graham Sands	0
Martin J Chadwick	1304	0 - 1
Roger Coleman	1236	0 - 1
Gwyn Price	1100	1 - 0
J Graham Sands	0
Raymond F Rhodes	1241	0 - 1

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

1256 = (11762 + 400 * (6 - 4)) / 10)