Event: Division 4

PDF Excel

Opponent	Rating	Result
Peter FK Evans	1405	1 - 0
Chidi Onyenwe	1050	0 - 1
Joe Hardy	1478	½ - ½

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

1311 = (3933 + 400 * (1 - 1)) / 3)