Event: Open

PDF Excel

Opponent	Rating	Result
Donald J Mason	2198	0 - 1
Christopher D Lewis	1862	1 - 0
Cory S Hazlehurst	2050	½ - ½
Derek Backhouse	1756	½ - ½
Donald J Mason	2198	½ - ½
Christopher D Lewis	1862	0 - 1
Cory S Hazlehurst	2050	1 - 0
Derek Backhouse	1756	1 - 0

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

2017 = (15732 + 400 * (3 - 2)) / 8)