Event: Derby & District Division 2

Opponent Rating Result
Skot K May 1830 ½ - ½
John D Hoddy 1793 ½ - ½
Mircea-Marius Mesesan 1990 0 - 1
Carl Gartside 1850 0 - 1
Stephen G Wootton 1601 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1653 = (9064 + 400 * (0 - 2)) / 5)

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