Event: Weymouth U2200 2023

Opponent Rating Result
Andy Hill 1969 ½ - ½
Allan J Pleasants 2105 0 - 1
Ian C Clark 1972 ½ - ½
Geoff C Searing 1896 1 - 0
Andrew F Footner 1997 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1988 = (9939 + 400 * (1 - 1)) / 5)

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