Event: SCCA Division 1

Opponent Rating Result
Jan Balogh 1923 ½ - ½
Philip J Hutchings 1900 0 - 1
Alonso Paez 1642 1 - 0
Haroon Majeed 1929 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1749 = (7394 + 400 * (1 - 2)) / 4)

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