Event: Division Two

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Opponent Rating Result
Majid Mashayekh 1883 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1883 = (1883 + 400 * (0 - 0)) / 1)

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Opponent Rating Result
Tom Lloyd 1601 0 - 1
Michael Robinson-Chui 1496 ½ - ½
Steve Hall 1475 1 - 0
Sagnik Chatterjee 1802 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1494 = (6374 + 400 * (1 - 2)) / 4)