Event: IM Brown

Opponent Rating Result
Peter M Brannan 1548 0 - 1
Chris J Matthews 1822 1 - 0
Chris Jardine 1804 ½ - ½
Maksym Kryshtafor 1850 ½ - ½
Andrew B Mata 1943 0 - 1
Jim E Vickery 1816 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1664 = (10783 + 400 * (1 - 3)) / 6)

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