Event: Season 1 Division 1

PDF Excel

Opponent	Rating	Result
Jonathan Pein	0	½ - ½
Zheming Zhang	0	1 - 0
J Robert Archer	0	0 - 1
Ashwin Bhat	0	0 - 1
Gary L Cornwall	1933	½ - ½

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

307 = (1933 + 400 * (1 - 2)) / 5)