Event: SCL Div 1

PDF Excel

Opponent	Rating	Result
Richard Ormesher	1816	0 - 1
Graham Stuart	1771	0 - 1
Milen Kortman	1587	1 - 0

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

1591 = (5174 + 400 * (1 - 2)) / 3)