Event: B&DCL Div 2

PDF Excel

Opponent	Rating	Result
Russell M Pegg	2008	0 - 1
William Adaway	1974	0 - 1
Paolo Mostardi	1830	0 - 1
Richard W Ursell	1856	0 - 1
Peter A Manning	1778	½ - ½
Robert Halse	1794	0 - 1
Tim Jones	1732	0 - 1

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

1510 = (12972 + 400 * (0 - 6)) / 7)