Event: Division 1

PDF Excel

Opponent	Rating	Result
Kiran Lee	125	½ - ½
Dominic Coates	106	1 - 0
Rohan GB McCauley	90	1 - 0

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

374 = (321 + 400 * (2 - 0)) / 3)