Event: The Chess Centre - Horsforth (Class 2) Junior League

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Opponent Rating Result
Hannah Child 929 1 - 0
Jacob Postlethwaite 667 1 - 0
Samuel Feather 706 1 - 0
Rowan Benjamin 631 1 - 0
Robert Jedrzejewski 476 1 - 0
Rowan Benjamin 695 1 - 0
William Evans 900 1 - 0
Samuel Feather 757 ½ - ½
William Evans 898 1 - 0
Jacob Postlethwaite 643 1 - 0
Hannah Child 779 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1098 = (8081 + 400 * (10 - 0)) / 11)

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