Event: Durham League Division A

PDF Excel

Opponent	Rating	Result
Noppakorn Tantipura	2271	0 - 1
George Gazis	1947	0 - 1
Noppakorn Tantipura	2271	0 - 1
David J Walker	2290	0 - 1
Kevin J Wilson	1958	½ - ½
Nicholas Webb	1757	0 - 1

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

1749 = (12494 + 400 * (0 - 5)) / 6)