Event: Division 1 - Davy Trophy

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Opponent	Rating	Result
Peong Wei Jie	181	½ - ½
Jonathan P Nelson	204	½ - ½
Oskar A Hackner	209	0 - 1
Daniel JS Sullivan	188	1 - 0
Paul Fletcher	179	1 - 0
Mohd Sazlee Hidayatullah	173	1 - 0
Oskar A Hackner	209	½ - ½
Chris N Ross	205	½ - ½
Andrew J Ledger	225	0 - 1
David Latham	181	½ - ½
David Latham	181	½ - ½

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

230 = (2135 + 400 * (3 - 2)) / 11)