Event: Hillingdon Div 3

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Opponent Rating Result
Surjit S Dhemrait 1598 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1598 = (1598 + 400 * (0 - 0)) / 1)

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Opponent Rating Result
Surjit S Dhemrait 1614 0 - 1
Adah Simon Ogah 1390 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1502 = (3004 + 400 * (1 - 1)) / 2)