Event: Div 2

PDF Excel

Opponent	Rating	Result
Alan F Downham	162	1 - 0
Stephen Lamont	141	0 - 1
Andrew Robins	144	½ - ½
Mike Allen	116	1 - 0
Peter M Collins	158	½ - ½
Alex Bentley	152	1 - 0
John S Shaw	131	1 - 0
David J Pickering	142	0 - 1
Paul Williams	140	½ - ½

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

232 = (1286 + 400 * (4 - 2)) / 9)