Event: Rapidplay League

PDF Excel

Opponent	Rating	Result
Marlon Espiritu	0	0 - 1
Steven M Flaherty	128	0 - 1
Marlon Espiritu	0	0 - 1
Steven M Flaherty	128	0 - 1

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

-336 = (256 + 400 * (0 - 4)) / 4)