Event: B&DCL Div 3

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Opponent Rating Result
Ellis Fretwell 1737 0 - 1
Nathaniel J Cleland 1786 ½ - ½
Ellis Fretwell 1737 0 - 1
Michael J Litchfield 1673 1 - 0
Malcolm Day 1670 ½ - ½
Neil Salinger 1639 ½ - ½
Peter Austin 1600 ½ - ½
Stephen M Pollyn 1766 0 - 1
Robert Davenport 1605 ½ - ½
Neil Salinger 1639 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1605 = (16852 + 400 * (1 - 3)) / 10)

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