Event: Northamptonshire Silver King League Division 2

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Opponent Rating Result
Shayan Zarein Dolab 1691 ½ - ½
John Masefield 1532 1 - 0
Bob McDonald 1728 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1917 = (4951 + 400 * (2 - 0)) / 3)

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Opponent Rating Result
Ron Cooper 1508 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1908 = (1508 + 400 * (1 - 0)) / 1)