Event: Div 2

PDF Excel

Opponent	Rating	Result
David Williams	159	0 - 1
Stephen Lamont	141	1 - 0
Alex Bentley	152	1 - 0
Martin Cobham	149	1 - 0
Ralph MA Allen	156	½ - ½
D Philip Morgan	147	1 - 0
Alex Webster	160	1 - 0
Stephen Lamont	141	1 - 0
Martin Cobham	149	1 - 0
John D Hoddy	135	½ - ½
Paul Williams	140	1 - 0

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

403 = (1629 + 400 * (8 - 1)) / 11)