Event: Division 2

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Opponent Rating Result
George J Scattergood 138 1 - 0
Geoff Laurence 162 ½ - ½
Alan M Paling 149 1 - 0
Roger W Walker 120 1 - 0
David I Hulme 141 1 - 0
Roger J Edwards 131 0 - 1
Jon EW Blackburn 141 0 - 1
George J Scattergood 138 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

240 = (1120 + 400 * (4 - 2)) / 8)

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Opponent Rating Result
Alan M Paling 149 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

149 = (149 + 400 * (0 - 0)) / 1)