Event: Division B

PDF Excel

Opponent	Rating	Result
Jon I Lonsdale	1896	0 - 1
Andrew Crowther	1699	0 - 1
Gary P Fairclough	1450	1 - 0

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

1548 = (5045 + 400 * (1 - 2)) / 3)