Event: Division 2

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Opponent Rating Result
William G Armstrong 149 1 - 0
Neville Layhe 137 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

343 = (286 + 400 * (1 - 0)) / 2)

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Opponent Rating Result
David I Hulme 141 0 - 1
David M Rose 120 0 - 1
Maximilien Launay 124 ½ - ½
Nicholas PA Wright 120 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-174 = (505 + 400 * (0 - 3)) / 4)

Opponent Rating Result
John Hicks 121 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

521 = (121 + 400 * (1 - 0)) / 1)