Event: SCL Div 5

PDF Excel

Opponent	Rating	Result
Andy Haynes	1424	0 - 1
Dan Guerrero	1321	0 - 1
Rosamund Hale	1497	0 - 1

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

1014 = (4242 + 400 * (0 - 3)) / 3)