Event: A Division

PDF Excel

Opponent	Rating	Result
Armand Catz	161	1 - 0
William O'Rourke	156	1 - 0
William O'Rourke	156	1 - 0
Kyle Pelling	140	1 - 0
Martin Pope	131	½ - ½

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

469 = (744 + 400 * (4 - 0)) / 5)