Event: Division 4

PDF Excel

Opponent	Rating	Result
Robert Smith	1568	0 - 1
Mark J Fulleylove	1699	0 - 1
David Carpenter	1664	1 - 0

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

1510 = (4931 + 400 * (1 - 2)) / 3)