Event: One East

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Opponent Rating Result
Graham DJ Keane 2193 ½ - ½
Meri Grigoryan 2155 ½ - ½
John M Emms 2500 ½ - ½
Jonathan Kay 1900 1 - 0
Jeff Leung 1930 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2296 = (10678 + 400 * (2 - 0)) / 5)

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Opponent Rating Result
Tariq Khan 1915 1 - 0
Neil R McDonald 2433 0 - 1
Matthew S Tillett 0 ½ - ½
Jonathan Kay 1900 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1662 = (6248 + 400 * (2 - 1)) / 4)