Event: Essex OL Rapid U1600 Championship

Opponent Rating Result
Nigel White 1410 0 - 1
Nigel White 1410 1 - 0
Fraser C Caves 1471 0 - 1
Fraser C Caves 1471 0 - 1
Colin V White 1420 0 - 1
Colin V White 1420 1 - 0
John C Staplehurst 1530 0 - 1
John C Staplehurst 1530 ½ - ½
Olivia C Caves 1072 1 - 0
Olivia C Caves 1072 1 - 0
Bernard Ross 1215 ½ - ½
Bernard Ross 1215 1 - 0
Michael J Buckingham 1318 0 - 1
Michael J Buckingham 1318 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1291 = (18872 + 400 * (5 - 7)) / 14)

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