Event: SCCU County Championship: U1650

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Opponent	Rating	Result
Martin E Newman	1612	½ - ½
Mihaita Blagianu	1626	½ - ½
John A Figgins	1637	½ - ½
David Flewellen	1635	½ - ½

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

1628 = (6510 + 400 * (0 - 0)) / 4)