Event: Division One

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Opponent Rating Result
David Molineux 120 1 - 0
Gordon SG Christie 150 0 - 1
Martin D Smyth 153 ½ - ½
Christopher J Bellin 168 0 - 1
Neil Clarke 168 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

72 = (759 + 400 * (1 - 2)) / 5)

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Opponent Rating Result
Jon Turner 150 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

550 = (150 + 400 * (1 - 0)) / 1)