Event: B&DCL Div 2

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Opponent Rating Result
David Bradley-Brock 159 0 - 1
Richard Smith 137 1 - 0
Simon Patterson 136 1 - 0
David Bradley-Brock 159 0 - 1
Richard D Perrin 149 1 - 0
Ivan J Willis 138 ½ - ½
Michael Jackson 147 0 - 1
Michael Jackson 147 ½ - ½
Paul T Errington 130 1 - 0
Niall Woodger 152 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

185 = (1454 + 400 * (4 - 3)) / 10)

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