Event: OTB Club Championship

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Opponent	Rating	Result
Terry D Whitton	1892	0 - 1
Nic Charles	1300	1 - 0
Michael GA Wilson	1708	0 - 1
A Fin O'Regan	1097	1 - 0
Peter A Nickals	1728	0 - 1
Jay Demetriou	1454	0(def) - 1
Mark Le Gassicke	1364	½ - ½

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

1448 = (9089 + 400 * (2 - 3)) / 6)