Event: NSDCA Division 1

Opponent Rating Result
Karl Lockett 1869 0 - 1
Chris P Hankey 1758 0 - 1
Wesley J Vickers 1653 1 - 0
Karl Lockett 1896 1 - 0
David Lambton 1792 1 - 0
Chris P Hankey 1775 1 - 0
Michael A Lee 1711 0 - 1
Roger J Edwards 1641 ½ - ½
Neville Layhe 1690 1 - 0
Malcolm A Roberts 1647 1 - 0
Sandra G Blackburn 1562 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1836 = (18994 + 400 * (6 - 3)) / 11)

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