Event: DCL Div 2

PDF Excel

Opponent	Rating	Result
Richard W Quin	118	1 - 0
David Aldwinckle	131	0 - 1
Richard W Ursell	142	½ - ½
Steve Blake	131	0 - 1
David Aldwinckle	131	1 - 0
John E Balem	115	1 - 0
Peter Donaldson	134	1 - 0
Derek Mount	116	0 - 1

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

177 = (1018 + 400 * (4 - 3)) / 8)