Event: Division 1 - Davy Trophy

PDF Excel

Opponent	Rating	Result
David Ashcroft	155	½ - ½
Dave Cook	114	1 - 0
Steve Withington	127	0 - 1

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

132 = (396 + 400 * (1 - 1)) / 3)