Event: Division Two

Opponent Rating Result
Robert Glass 1841 ½ - ½
Sean Doherty 1473 ½ - ½
Steve A Edwards 1752 ½ - ½
Mike J Groombridge 1667 1 - 0
Peter W Leary 1758 ½ - ½
Roy A Lawrence 1825 0 - 1
Ray Hall 1703 0 - 1
John B Lewis 1472 ½ - ½
Adrian A Priest 1798 ½ - ½
Arnold Peace 1672 1 - 0
Chetan Mutagekar 1645 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1655 = (18606 + 400 * (2 - 3)) / 11)

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