Event: OTB Club Championship

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Opponent	Rating	Result
Ryan Colclough	1784	0 - 1
Shaurya Shivhare	0	1 - 0(def)
David J Rawlings	1680	½ - ½
Paul R Barclay	1796	0 - 1
Ben Harte	1732	0 - 1
Jay Demetriou	1520	0 - 1
James Walsh	1486	0 - 1

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

1333 = (9998 + 400 * (0 - 5)) / 6)