Event: First Mike Duck Online Tournament

PDF Excel

Opponent	Rating	Result
Alan E Gentry	0	0 - 1
Stephen Lin	0	1 - 0
Ville Uski	0	0 - 1
Matthew Coburn	0	0 - 1
Anshu Ramaiya	0	0 - 1

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

-240 = (0 + 400 * (1 - 4)) / 5)