Event: NSDCA Division 4

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Opponent	Rating	Result
Malcolm Green	1282	½ - ½
Mario Scarpa	1360	1 - 0
Julian P Cook	1375	½ - ½
Jack Phillips	850	1 - 0
Ernest Wilkinson	1405	½ - ½
Jamie Roberts	1393	0 - 1
Daniel J McLaren	1350	0 - 1

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

1288 = (9015 + 400 * (2 - 2)) / 7)