Event: SCCA Division 3

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Opponent	Rating	Result
John Barty	0	½ - ½
Adrian Sanderson	1506	½ - ½
Craig Bradshaw	1348	0 - 1
Emile Kosviner	1278	1 - 0
Greg Hart	1150	1 - 0
David Welsh	1533	0 - 1
Hugo E Brown	1353	1 - 0

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

1224 = (8168 + 400 * (3 - 2)) / 7)