Event: Reading-Chess-Open

Opponent Rating Result
Zain Jafri 889 1 - 0
Samuel Vanstone 1240 1 - 0
Michael Szczerba 1191 1 - 0
Mike Teske 1343 1 - 0
James C Moody 1668 1 - 0
Yasir Ali 1271 1 - 0
Daniel Dilworth 1658 1 - 0
Harry Durrant 1100 1 - 0
Evengelos Delivasilis 900 1 - 0
Martin Czar 1677 1 - 0
Divyansh Swain 1444 1 - 0
Ahmed Al-Mubarak 1000 1 - 0
Steve Bartle 1865 ½ - ½
Michael Celaya 1504 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1711 = (18750 + 400 * (13 - 0)) / 14)

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