Event: First Mike Duck Online Tournament

PDF Excel

Opponent	Rating	Result
Patrick Moss	0	½ - ½
Max French	0	0 - 1
Lewis Martin	0	0 - 1
Jon P Manley	0	0 - 1
William Burt	0	0 - 1

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

-320 = (0 + 400 * (0 - 4)) / 5)