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Individual Calculations August 2013 |
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| Pereira, Jefferson Luis De S. Total change: -18.30 | |   |
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| Aberto do Brasil 2013 – II Open Internacional de Xadrez de Castanhal | Castanhal/PA | BRA | 2013-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1968 | 1.50 | 4 | -0.61 | 30 | -18.30 | |
|  Santiago, Bruno M F | | | 2158 | BRA | 0.50 | 1 | 0.25 | 30 | 7.50 | | | Mendes, Joao Paulo | | | 1964 | BRA | 0.00 | 1 | -0.51 | 30 | -15.30 | |  Farias, Sergio Luiz Cardoso | | | 1568 * | BRA | 1.00 | 1 | 0.08 | 30 | 2.40 | | | De Souza Monteiro, Marcos Paulo | | | 2021 | BRA | 0.00 | 1 | -0.43 | 30 | -12.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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