Event: Division Five

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Opponent Rating Result
Ray Bettam 1503 ½ - ½
Penny A Wood 1406 1 - 0
John Wassell 1292 0(def) - 1
Peter Nixon 1446 1 - 0
Andrew Tighe 1175 0 - 1
Anthony Rimmington 1529 1 - 0(def)
David W Randall 1326 1 - 0
Sheila Robinson 1451 1 - 0
Malcolm Jones 1235 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1592 = (9542 + 400 * (5 - 1)) / 7)

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