Event: Division 3

PDF Excel

Opponent	Rating	Result
Jon EW Blackburn	139	½ - ½
David I Hulme	135	½ - ½
Clive N Ferry	126	1 - 0
Richard Renegade	138	½ - ½
David M Rose	115	½ - ½
Neville Layhe	137	1 - 0
Andrew Barker	111	½ - ½

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

243 = (901 + 400 * (2 - 0)) / 7)