Event: NCCA League Division 4

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Opponent	Rating	Result
Yuming Bian	1350	0 - 1
Bodo U Rissmann	1501	½ - ½
Peter Stone	1568	0 - 1
James Woodburn	1383	½ - ½
Chris Boyes	1500	0 - 1
Martin Griffin	1483	0 - 1
Anne Louise Bishop	1447	1 - 0
Malcolm Clarke	1450	1 - 0

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

1360 = (11682 + 400 * (2 - 4)) / 8)