Event: Division 3

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Opponent Rating Result
Rene Butler 1164 0 - 1
Nick M Wyld 1450 0 - 1
Matthew J Connor 1630 0 - 1
Ray Beach 1323 0 - 1
Richard T Davis 1405 1 - 0
Rudy Gaw 1240 1 - 0
Neil J Roberts 1383 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1199 = (9595 + 400 * (2 - 5)) / 7)

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