Event: Reading-Chess-Challengers

PDF Excel

Opponent	Rating	Result
David V Deane	1754	0 - 1
Hussien Mohamed	1922	0 - 1
Yawar I Jafri	1620	0 - 1

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

1365 = (5296 + 400 * (0 - 3)) / 3)