Event: Roger Goldsmith Div 1

PDF Excel

Opponent	Rating	Result
Paul McMahon	1909	0 - 1
Alan PH Norman	1663	0 - 1
Steve Lovell	1849	0 - 1

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

1407 = (5421 + 400 * (0 - 3)) / 3)