Event: Pioneer Online League

PDF Excel

Opponent	Rating	Result
Peter T Perkins	0	1 - 0
Mate Ther	0	0 - 1
Oskar A Hackner	0	0 - 1
Simon Smith	0	0 - 1

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

-200 = (0 + 400 * (1 - 3)) / 4)