Event: D&DCL Div 2

PDF Excel

Opponent	Rating	Result
Martin Pettinger	1819	0 - 1
Anthony L Natt	1834	½ - ½
Owen Dale	1693	½ - ½
Ray J Forey	1919	0 - 1
Travis Hackett	1654	1 - 0
David Smith	1848	1 - 0
David Williams	1870	½ - ½
Graham Smith	1539	1 - 0
Jerome Redhead	1579	1 - 0

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

1839 = (15755 + 400 * (4 - 2)) / 9)