Event: Club Championship

PDF Excel

Opponent	Rating	Result
Frank T Sheldrick	142	0 - 1
Philip May	98	0 - 1
Alan Riddle	78	1 - 0
Charles Usher	0	0(def) - 1

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

-27 = (318 + 400 * (1 - 2)) / 3)