Event: Plummer Trophy

PDF Excel

Opponent	Rating	Result
Martin H Smedley	1736	½ - ½
Mathias Keiller	1262	½ - ½
Paul Edwards	1789	1 - 0

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

1729 = (4787 + 400 * (1 - 0)) / 3)