Event: Hillingdon Div 2

Opponent Rating Result
Clive Heidrich 1790 0 - 1
Edward Poynton 1537 1 - 0
Peter R Lord 1751 1 - 0
David A Stott 1410 1 - 0
Veer Gill 1514 1 - 0
Veer Gill 1517 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1853 = (9519 + 400 * (5 - 1)) / 6)

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