Event: Hillingdon Div 2

PDF Excel

Opponent	Rating	Result
Ian K Cross	1722	0 - 1
Phil S Humphry	1433	1 - 0
Naavya Parikh	1432	0 - 1
S David Wray	1470	0 - 1
Tamim Norzai	0	0 - 1

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

971 = (6057 + 400 * (1 - 4)) / 5)