Event: Derby & District Division 1

Opponent Rating Result
Luke S Alldread 1849 1 - 0
Martin Pettinger 2029 ½ - ½
Paul Madden 2114 ½ - ½
Paul Williams 1665 1 - 0
Ranjit Nath 1743 1 - 0
David Latham 2035 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2106 = (11435 + 400 * (3 - 0)) / 6)

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