Event: Division 1

PDF Excel

Opponent	Rating	Result
M John Cawston	1790	0 - 1
Steve Whitehead	1779	1 - 0
Paul May	1874	0 - 1

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

1681 = (5443 + 400 * (1 - 2)) / 3)