Event: Division 3 West

PDF Excel

Opponent	Rating	Result
Chris F Barratt	118	½ - ½
Haroon Symonds	108	0 - 1
David Horton	132	0 - 1

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

-147 = (358 + 400 * (0 - 2)) / 3)