Event: 4th Cornwall Spring Major

PDF Excel

Opponent	Rating	Result
Colin Sellwood	1745	1 - 0
Nigel J Kirkman	1751	1 - 0
Hugh F Fenwick	1858	0 - 1
Anthony Rundle	1776	1 - 0

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

1983 = (7130 + 400 * (3 - 1)) / 4)