Event: Club Championship

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Opponent Rating Result
Gwyn Price 1100 1 - 0
Martin J Chadwick 1293 0 - 1
Raymond F Rhodes 1243 1 - 0
Ken Elinor 1261 ½ - ½
Robert Perry 1205
Gwyn Price 1100 1 - 0
Martin J Chadwick 1271 0 - 1
Raymond F Rhodes 1227
Ken Elinor 1261 0 - 1
Robert Perry 1181 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1264 = (9710 + 400 * (4 - 3)) / 8)

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