Event: Darlington Rapid Play

PDF Excel

Opponent	Rating	Result
Barry Hopkins	0	0 - 1
Barry Hopkins	0	1 - 0
Carl Stephens	1656	1 - 0
Rhys Dakin	0	0 - 1
Rhys Dakin	0	1 - 0

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

411 = (1656 + 400 * (3 - 2)) / 5)