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Individual Calculations August 2023 |
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| Ribeiro, Matheus Mendes Domingues Total change: -142.10 | |   |
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| VII aberto do Brasil COPEL SESC Caioba STD | Matinhos PR | BRA | 2023-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 2257 | 5.00 | 9 | -2.26 | 29 | -65.54 | |
|  Kolomwe, Willian | | | 1636 | ZAM | 1.00 | 1 | 0.01 | 29 | 0.29 | |  Mariani, Daniel Brandao | | | 1989 | BRA | 0.50 | 1 | -0.33 | 29 | -9.57 | | | Moyses Sobrinho, Elias | | | 1880 | BRA | 1.00 | 1 | 0.09 | 29 | 2.61 | | | Federzoni, Enzo | | | 2144 | BRA | 0.00 | 1 | -0.65 | 29 | -18.85 | | | Almeida Junior, Alvaro Alves De | | | 2062 | BRA | 1.00 | 1 | 0.25 | 29 | 7.25 | | | Zampronha, Wladimir Camilo | | | 2176 | BRA | 0.50 | 1 | -0.11 | 29 | -3.19 | | | Calcado, Acyr Rogerio | | | 2118 | BRA | 0.00 | 1 | -0.69 | 29 | -20.01 | | | Zimmermann, Kleber Renato P. | c | | 1880 | BRA | 0.00 | 1 | -0.91 | 29 | -26.39 | | | Macedo, Felipe Cruz | | | 1857 * | BRA | 1.00 | 1 | 0.08 | 29 | 2.32 | | | * 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) | | | | VII Floripa Winter Chess STD 2023 | Florianopolis SC | BRA | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2257 | 4.50 | 8 | -1.46 | 29 | -42.34 | |
| | Schena, Arthur | | | 1885 | BRA | 1.00 | 1 | 0.10 | 29 | 2.90 | | | De Carvalho, Vitor Augusto Poncia | | | 2083 | BRA | 0.50 | 1 | -0.23 | 29 | -6.67 | | | Lima, Darcy | g | | 2410 | BRA | 0.00 | 1 | -0.30 | 29 | -8.70 | | | Souza Dos Santos, Matheus Garcett | | | 2065 | BRA | 1.00 | 1 | 0.25 | 29 | 7.25 | | | Jodorcovsky, Alejandro David | c | | 2011 | PAR | 0.00 | 1 | -0.81 | 29 | -23.49 | | | Zimmermann, Kleber Renato P. | c | | 1880 | BRA | 1.00 | 1 | 0.09 | 29 | 2.61 | | | Cordeiro, Marco Aurelio Zaror | | | 2084 | BRA | 0.50 | 1 | -0.23 | 29 | -6.67 | | | Kayser, Gustavo Warmling | | | 1982 | BRA | 0.50 | 1 | -0.33 | 29 | -9.57 | |
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) | | | | IRT STD de Inverno Casa do Xadrez 2023 | Caxambu MG | BRA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 2257 | 4.00 | 7 | -1.18 | 29 | -34.22 | |
| | Eto, Fabio Luis | | | 1857 * | BRA | 1.00 | 1 | 0.08 | 29 | 2.32 | | | Haraguchi, Diego Sashaki | | | 1967 | BRA | 0.50 | 1 | -0.34 | 29 | -9.86 | | | De Siqueira, Luigy Lira | c | | 2014 | BRA | 0.50 | 1 | -0.30 | 29 | -8.70 | | | Chaves, Joara | | wm | 1890 | BRA | 1.00 | 1 | 0.10 | 29 | 2.90 | | | De Carvalho, Vitor Augusto Poncia | | | 2083 | BRA | 0.50 | 1 | -0.23 | 29 | -6.67 | | | Burgos, Marcelo Alves | | | 2115 | BRA | 0.50 | 1 | -0.19 | 29 | -5.51 | | | Lima, Darcy | g | | 2410 | BRA | 0.00 | 1 | -0.30 | 29 | -8.70 | | | * 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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