Event: Division 3

PDF Excel

Opponent	Rating	Result
Neil D Tomkin	1712	1 - 0
Mark Croasdale	1633	0 - 1
Matthew Perchard	1473	0 - 1

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

1473 = (4818 + 400 * (1 - 2)) / 3)