Event: Club Championship

PDF Excel

Opponent	Rating	Result
Robert Perry	1174	0 - 1
Gwyn Price	1100	1 - 0
Raymond F Rhodes	1241	1 - 0
J Graham Sands	0
Carl Thornhill	1000	0 - 1
Gwyn Price	1100	½ - ½
Raymond F Rhodes	1241	0 - 1
Robert Perry	1174	1 - 0
J Graham Sands	0
Martin J Chadwick	1304	0 - 1
Carl Thornhill	1000	½ - ½
Martin J Chadwick	1304	1 - 0

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

1164 = (11638 + 400 * (4 - 4)) / 10)