Event: Division 3

PDF Excel

Opponent	Rating	Result
Matthew Bubis	135	½ - ½
John R Huthwaite	148	1 - 0
John S Shaw	139	0 - 1
Peter W Gorecka-Marshall	142	1 - 0
Richard G Truman	172	½ - ½
Nick J London	142	½ - ½
John S Shaw	139	½ - ½

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

202 = (1017 + 400 * (2 - 1)) / 7)