Event: Div4

PDF Excel

Opponent	Rating	Result
Kieran Redhead	0	1 - 0
Brian Lever	118	½ - ½
Sophie Bentley	95	1 - 0
R Arthur Hall	106	1 - 0
Paul Kelman	136	½ - ½
Craig Harrison	111	1 - 0
Kevin J Gallagher	128	1 - 0
Fred Biles	103	½ - ½

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

350 = (797 + 400 * (5 - 0)) / 8)