Event: MH Brown Summer League Section 1

PDF Excel

Opponent	Rating	Result
Douglas Vleeshhouwer	1948	0 - 1
Graham Chesters	2013	½ - ½
Andrei Ciuravin	2184	½ - ½
Joe Varley	2120	1 - 0
Mark I Collinson	1959	0 - 1
Derek A Sheppard	1720	1 - 0

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

1991 = (11944 + 400 * (2 - 2)) / 6)