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Individual Calculations January 2024 |
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| Costa, Diogenes Everton Nunes Total change: -58.80 | |   |
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| Campeonato Marabaense de Xadrez STD | Maraba PA | BRA | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 2191 | 3.50 | 5 | -0.37 | 40 | -14.80 | |
|  Batista, Francisco De Araujo | | | 1930 | BRA | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Cunha, Adriano De Jesus Silva | | | 1995 | BRA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Guimaraes, Marcelo Cunha | | | 2107 | BRA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Pontes, Israel Fillip Da Silva | | | 1988 | BRA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Teixeira, Lindberg Rego | | | 1785 | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | |
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) | | | | 89th Brazilian Chess Championship - Final | Recife PE | BRA | 2023-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 2191 | 7.00 | 11 | -1.10 | 40 | -44.00 | |
| | Da Silva, Antonio Carlos Ferreira | | | 1791 * | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ferreira, Enzo Suzarte | | | 1900 | BRA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Cordeiro, Marco Aurelio Zaror | | | 2054 | BRA | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Cunha, Adriano De Jesus Silva | | | 1995 | BRA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Pinto Filho, Karline De Valesio | | | 1904 | BRA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Souza, Iago Henrique Da Silva | | | 2048 | BRA | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Lira, Suan Bruno Fernandes | | | 2040 | BRA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Souza, Rafael Cabral De | | | 2072 | BRA | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Ferreira Junior, Luiz Carlos A. | | | 2041 | BRA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Patroclo, Arthur Ruiz | | | 2101 | BRA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Casalaspro, Mathias Andre | c | | 2053 | BRA | 0.50 | 1 | -0.19 | 40 | -7.60 | | | * 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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