Event: SCCU County Championship: U1650

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Opponent	Rating	Result
Alan P Romeril	1623	0 - 1
Alistair T Morton	1562	½ - ½
Martin E Newman	1612	½ - ½
Richard Tillett	1597	½ - ½
Joseph Whitfield	1570	½ - ½
David J Gilbert	1607	½ - ½

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

1529 = (9571 + 400 * (0 - 1)) / 6)