Event: Division 4

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Opponent Rating Result
Tiiu Loog 1684 0 - 1
Kipp Freud 1784 ½ - ½
Cash Thom 1599 1 - 0
J Andrew Borkowski 1759 ½ - ½
John D Robinson 1590 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1603 = (8416 + 400 * (1 - 2)) / 5)

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Opponent Rating Result
Cash Thom 1580 1 - 0
William Cook 1516 0 - 1
Adrian Catchpole 1457 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1651 = (4553 + 400 * (2 - 1)) / 3)