Event: Club Championship

PDF Excel

Opponent	Rating	Result
John Grasham	134	0 - 1
Michael Carrigan	69	0 - 1
Alan Riddle	78	0 - 1
A Carrigan	94	0 - 1
Brian D Corner	107	1 - 0(def)

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

-306 = (375 + 400 * (0 - 4)) / 4)