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Leeds Chess Association
2023 Season
Kenneth Appleby (U1700)
Event: Kenneth Appleby (U1700)
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Opponent
Rating
Result
Tom Devlin
1544
0 - 1
Luis Virgos Matilla
1491
0 - 1
S Neil Bolton
1357
0 - 1
Brian Ward
1245
1 - 0
Liam Knox
1515
0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games
1190 = (7152 + 400 * (1 - 4)) / 5)
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