Event: SCCA Division 2 19/20

Opponent Rating Result
Andrew J Donnelly 150 1 - 0
Robert W Stephens 144 ½ - ½
Alan J Lewis 117 ½ - ½
David E Brown 159 0 - 1
Stefaan GM Van Poucke 0 0 - 1
Carl Phillips 120 ½ - ½
Mark S Bettley 121 1 - 0
David Robertson 99 ½ - ½
Samuel Gaffney 139 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

161 = (1049 + 400 * (3 - 2)) / 9)

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