Event: SCCU County Championship: Open

PDF Excel

Opponent	Rating	Result
Steven F Coles	2067	0 - 1
Nicholas L Edwards	1921	0 - 1
Paul J O'Donovan	0	0 - 1
Nicholas L Edwards	1921	1 - 0
Jonathan Rubeck	1880	0 - 1
Tim Gluckman	1945	½ - ½

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

1422 = (9734 + 400 * (1 - 4)) / 6)