Event: Division 2

PDF Excel

Opponent	Rating	Result
Barry S Sheppard	1810	½ - ½
James D Steele	1865	1 - 0
Christopher Willoughby	1731	0 - 1
Istvan Karacsony	1820	0 - 1
Keith S Jones	1782	½ - ½
Martin van Tol	1782	½ - ½
Christopher Willoughby	1731	½ - ½

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

1732 = (12521 + 400 * (1 - 2)) / 7)