Event: York Club Championship

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Opponent	Rating	Result
Vinayak Prasad	1553	1 - 0
A Jon Griffith	1777	0 - 1
Jack Howorth	1615	1 - 0
Adam Ismail	1915	0(def) - 1
Paul A Johnson	1909	1 - 0(def)
Ewen Miller	1801	0 - 1
David Wm Smith	1714	½ - ½
Paul W Jones	1637	0 - 1

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

1616 = (10097 + 400 * (2 - 3)) / 6)