Event: Hillingdon Div 1

PDF Excel

Opponent	Rating	Result
Maximillian Papachristos	1625	1 - 0
Antanas Zapolskis	2250	0 - 1

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

1938 = (3875 + 400 * (1 - 1)) / 2)