Event: Examiner League

PDF Excel

Opponent	Rating	Result
Simon N Anscombe	158	0 - 1
Jason Fossey	0	0 - 1
Dylan Noonan	1300	0 - 1

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

86 = (1458 + 400 * (0 - 3)) / 3)