Event: Atkinson Cup

PDF Excel

Opponent	Rating	Result
Peter Eggleton	1516	1 - 0
Esmond Harding	1306	1 - 0
Bruce R Oliver	1639	½ - ½

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

1754 = (4461 + 400 * (2 - 0)) / 3)