Event: Division 2 East

PDF Excel

Opponent	Rating	Result
Rafi Ryde	0	0 - 1
Laxmi Mamidala	0	0 - 1
Karan Arya	0	0 - 1
John Hatherill	0	0 - 1
James Dane	0	0 - 1

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

-400 = (0 + 400 * (0 - 5)) / 5)