Event: TCL Division A

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Opponent	Rating	Result
Trefor F Thynne	1890	0 - 1
Bradley Holland	1548	0 - 1
Paul Brooks	1867	0 - 1
Phil J McConnell	1588	1 - 0
Brooklyn Stephens	1734	0 - 1
John E Allen	1597	½ - ½
Ben R Wilkinson	1705	0 - 1
Jack Smith	1457	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1523 = (13386 + 400 * (2 - 5)) / 8)