Event: LCA Division 2

Opponent Rating Result
Alexandr Klimchik 475 0 - 1
Ben Mason 1801 0 - 1
Herman FF Kok 1798 0 - 1
Joseph Madeo 1753 ½ - ½
Jules Brown 1752 0 - 1
Gregory Fray 475 0 - 1
John Housego 475 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

990 = (8529 + 400 * (1 - 5)) / 7)

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