Event: SCCU County Championship: u1650

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Opponent	Rating	Result
Peter A Lawrence	1623	½ - ½
Krishna N Mehendale	1638	0 - 1
Nick Allen	1606	1 - 0
Wilson Ransome	1575	1 - 0
Nick Allen	1606	0 - 1
Riya Aude Barbier-Ramaiah	1506	1 - 0

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

1659 = (9554 + 400 * (3 - 2)) / 6)