Event: Division Six

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Opponent Rating Result
Richard F Collett 90 1 - 0
Frederick King 93 ½ - ½
Roger Bray 0 1 - 0
Paul Kelly 104 0 - 1
George Mitchell 0 0 - 1
John Lunn 119 ½ - ½
Peter Nixon 88 1 - 0
David W Randall 77 ½ - ½
Donald Billows 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

152 = (571 + 400 * (4 - 2)) / 9)

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Opponent Rating Result
David H Watkin 97 ½ - ½
Ray Bettam 98 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-103 = (195 + 400 * (0 - 1)) / 2)