Event: D&DCL Div 1

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Opponent	Rating	Result
Matthew Bubis	1770	½ - ½
Edward T Bromilow	1794	1 - 0
D Martin Howard	1983	½ - ½
David Smith	1783	½ - ½
Steven J Burke	1959	½ - ½
Steven J Burke	1949	½ - ½
Ray J Forey	1913	½ - ½

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

1936 = (13151 + 400 * (1 - 0)) / 7)