Event: Division C

Opponent Rating Result
Bill Laurie 1450 0 - 1
Richard Smith 1459 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1055 = (2909 + 400 * (0 - 2)) / 2)

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Opponent Rating Result
Peter Wallace 1421 1 - 0
Martin Craven 939 1 - 0
Steven Clegg 1450 0 - 1
Patrick N Coleman 1490 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1325 = (5300 + 400 * (2 - 2)) / 4)