Event: Club Championship

PDF Excel

Opponent	Rating	Result
Ken Elinor	1261
Raymond F Rhodes	1243
Gwyn Price	1100
Martin J Chadwick	1275	½ - ½
Roger Coleman	1223
Ken Elinor	1261	0 - 1
Raymond F Rhodes	1245
Gwyn Price	1100
Martin J Chadwick	1275
Roger Coleman	1219	0 - 1

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

985 = (3755 + 400 * (0 - 2)) / 3)