Event: Riviera A.M. Open 2023

Opponent Rating Result
Keith C Arkell 2390 0 - 1
Jamie Morgan 1894 ½ - ½
David K Openshaw 1936 ½ - ½
Robert C Stern 1960 ½ - ½
Sean Gordon 2099 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1976 = (10279 + 400 * (0 - 1)) / 5)

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