Event: Hillingdon Div 1

PDF Excel

Opponent	Rating	Result
Jagdeep Dhemrait	1944	0 - 1
Gursharanjit S Gill	1618	½ - ½

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

1581 = (3562 + 400 * (0 - 1)) / 2)