Event: NSDCA Division 1

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Opponent	Rating	Result
John M Turner	1968	1 - 0
Jonathan LB Blackburn	2273	0 - 1
Jacob Connor Boswell	2273	½ - ½
Simon Layhe	1800	1 - 0
Alex Richardson	2040	1 - 0
Michael L Hancock	2020	0 - 1
Jonathan LB Blackburn	2273	0 - 1
Samuel A Parry	2018	1 - 0
David I Hulme	1803	1 - 0

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

2141 = (18468 + 400 * (5 - 3)) / 9)