Event: City Chess Swiss 2017-18

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Opponent Rating Result
Alan Freedman 0 1 - 0
Denis Frayssignes 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

0 = (0 + 400 * (1 - 1)) / 2)

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Opponent Rating Result
Narendhranath Palani 0 0 - 1
David A Tidmarsh 0 ½ - ½
Peter A Burgoyne 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-267 = (0 + 400 * (0 - 2)) / 3)