Event: Online League Season 2, Division 3

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Opponent	Rating	Result
Koohyar Roshani	0	0 - 1
Howard Cooper	0	1 - 0
Robert C Nield	1690	½ - ½
Howard Cooper	1232	1 - 0
Erwin Wieringa	0	1 - 0
Andrew Nettleship	0	1 - 0
Jonathan Pennington	0	1 - 0
Luke Harper	1075	1 - 0

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

750 = (3997 + 400 * (6 - 1)) / 8)