Event: Ivan Gromov Online Schools Chess League

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Opponent Rating Result
Johan Mathew 1232 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

832 = (1232 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Sagnik Chatterjee 1953 0 - 1
Rory McKee 0 0 - 0
Shivam Agrawal 1890 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1522 = (3843 + 400 * (0 - 2)) / 2)