Event: Division 1 - Davy Trophy

PDF Excel

Opponent	Rating	Result
Chris N Ross	211	½ - ½
Carl Walker	171	1 - 0
Andrew Butterworth	170	1 - 0
D Martin Howard	177	1 - 0
Andrew Butterworth	160	0 - 1
Jim Burnett	189	½ - ½
Rob Woodford	177	1 - 0
Jim Davis	171	1 - 0

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

378 = (1426 + 400 * (5 - 1)) / 8)