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Rapid:
Individual Calculations December 2018 |
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| Da Silva, Antonio Dutra Total change: 20.20 | |   |
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| Circuito de Xadrez Rapido de Joao Pessoa Etapa V | Joao Pessoa PB | BRA | 2018-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1849 | 1.00 | 3 | -0.34 | 20 | -6.80 | |
|  Urquiza, Marcello De Albuquerque | | | 2086 | BRA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Melo, Silvio Sa De | | | 1885 | BRA | 0.00 | 1 | -0.45 | 20 | -9.00 | |  Ramos, Henrique John | | | 1706 | BRA | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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) | | | | IV Memorial Caldas Vianna - Xadrez RPD 2018 | Joao Pessoa PB | BRA | 2018-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1651 | 1849 | 6.50 | 7 | 1.35 | 20 | 27.00 | |
| | Gomes, Genildo De Souza | | | 1626 | BRA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Canonico, Rodrigo | | | 1525 | BRA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Melo, Silvio Sa De | | | 1885 | BRA | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Felix, Dieggo Guerra | | | 1677 | BRA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Guedes, Joao Felipe De Araujo | | | 1449 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Morais, Francisco John Silva | | | 1672 | BRA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Baltar, Petrov Ferreira | | | 1726 | BRA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | * 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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