Event: Ivan Gromov League Season 2

Opponent Rating Result
Alexander Jim John 0 1 - 0
Gordon Chan 0 0(def) - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

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

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Opponent Rating Result
Zain Sabir 0 1 - 0
Aditya Sankar 0 0 - 1
Alexandros Theodosiou 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

133 = (0 + 400 * (2 - 1)) / 3)