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Rapid:
Individual Calculations September 2018 |
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| Da Silva, Antonio Dutra Total change: 30.20 | |   |
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| II Master Pessoense de Xadrez RPD 1900 2018 | Joao Pessoa PB | BRA | 2018-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1652 | 1829 | 8.00 | 9 | 1.56 | 20 | 31.20 | |
|  Espinola, Jose Mario | | | 1662 | BRA | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Gomes, Genildo De Souza | | | 1594 | BRA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Morais, Francisco John Silva | | | 1660 | BRA | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Galindo, Luciano Dutra | | | 1668 | BRA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Arcoverde Neto, Alvaro Vieira | | | 1884 | BRA | 1.00 | 1 | 0.58 | 20 | 11.60 | | | De Moura Filho, Eny Nobrega | | | 1450 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Baltar, Petrov Ferreira | | | 1732 | BRA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Felix, Dieggo Guerra | | | 1693 | BRA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Teixeira, Alexandre Cesar Fernan | | | 1522 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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) | | | | Circuito de Xadrez RPD de Joao Pessoa Etapa IV | Joao Pessoa PB | BRA | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 1829 | 0.50 | 2 | -0.05 | 20 | -1.00 | |
| | Torres, Douglas Da Silva | | | 2177 | BRA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Silva, Ivanilson Pereira | | | 1872 | BRA | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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