Event: Club Championship

PDF Excel

Opponent	Rating	Result
Steve P Retout	2004	½ - ½
Shourya Eaga	1543	1 - 0
Tony O'Donovan	1321	1 - 0

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

1889 = (4868 + 400 * (2 - 0)) / 3)