Event: Three East

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Opponent	Rating	Result
V Ray Harper	1825	0 - 1
M Younis Quereshi	1855	½ - ½
Brian Dodgeon	1765	½ - ½
Alistair T Morton	1615	1 - 0
David Steyn	0	1 - 0
Anthony R Kent	1750	0 - 1
Peter Grant-Ross	1705	1 - 0

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

1559 = (10515 + 400 * (3 - 2)) / 7)