Event: City Chess League 2015-16

Opponent Rating Result
Paul Lickman 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

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

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Opponent Rating Result
David A Tidmarsh 0 0 - 1
Brendan Keenan 0 0 - 1
Ivan Valeriani 0 1 - 0
Daniel Lindner 0 0 - 1
Martin C Page 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-240 = (0 + 400 * (1 - 4)) / 5)