Event: Belper Club Championship

PDF Excel

Opponent	Rating	Result
Alan F Downham	1848	1 - 0(def)
Luke S Alldread	1883	1 - 0
Vaughan WG Smith	1568	1 - 0

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

2126 = (3451 + 400 * (2 - 0)) / 2)