Event: B&DCL Div 1

PDF Excel

Opponent	Rating	Result
Mike P Waddington	2111	0 - 1
William Adaway	2001	0 - 1
Jamie Doyle	1811	0 - 1
Adam R Ursell	1923	1 - 0
Ian C Clark	1997	½ - ½
Finn Schell	1918	0 - 1
Adam R Ursell	1923	1 - 0

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

1841 = (13684 + 400 * (2 - 4)) / 7)