Event: Ivan Gromov Online Schools Chess League

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Opponent Rating Result
Hasit Nanda 1523 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1123 = (1523 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Joshua Puthanveettil 698 ½ - ½
Riley Glover 1050 1 - 0
Meikum Perumal Mahadevan 982 0 - 1
Joshua Puthanveettil 710 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

860 = (3440 + 400 * (1 - 1)) / 4)