Event: 4-Board Division 2

Opponent Rating Result
N Charles Clayton 1501 1 - 0
Nick Colley 1434 1 - 0
Richard Atkinson 1590 1 - 0
Benedikt Pitel 1318 ½ - ½
Nick Whetton 1612 0(def) - 1
Graham Lee 1577 ½ - ½
Ronald Botham 1050 1 - 0
Andrew Reynolds 1265 1 - 0
John Burton 1274 1 - 0
Darren Tomlinson 973 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1642 = (11982 + 400 * (7 - 0)) / 9)

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