Event: Harmsworth Cup

PDF Excel

Opponent	Rating	Result
Leon A Garfield	1377	0 - 1
Josh Glanville	1396	1 - 0
Harry J Sharples	1719	0 - 1
Asher Sunil	996	1 - 0
Chris Carpenter	1544	0 - 1
Keith C Findley	1677	0 - 1
Kielan Todd	0	1 - 0

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

1187 = (8709 + 400 * (3 - 4)) / 7)