Event: Division 2

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Opponent Rating Result
Mark Heffer 1689 1 - 0
Tom Bramley 1781 0 - 1
Yoav Pilowsky Bankirer 1729 0 - 1
Mark Heffer 1698 1 - 0
Anthony Chan 1600 0 - 1
Shivum Gordon-Shah 1590 1 - 0
Giovanni B Esuperanzi 1777 0 - 1
Stephen C Pride 1719 1 - 0
Giovanni B Esuperanzi 1777 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1751 = (15360 + 400 * (5 - 4)) / 9)

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