Event: u1850 County Championship

Opponent Rating Result
Peter Barkas 1805 1 - 0
Sean Burton 1823 ½ - ½
Trevor J Ansell 1845 0 - 1
Peter Barkas 1805 ½ - ½
Ger Reilly 1781 1 - 0
Senthil Murugan Palaneappan 1794 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1876 = (10853 + 400 * (2 - 1)) / 6)

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