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| 2 Open IRT U1800 Circulo Peruano de Ajedrez | Lima | PER | 2023-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1441 | 1676 | 7.50 | 9 | 0.65 | 25 | 16.25 | |
|
 Castillo Vasquez, Abel Vanner | | | 1278 | PER | 0.00 | 1 | -0.92 | 25 | -23.00 | |
 Valdez Maravi, Angel Yhadiel | | | 1234 | PER | 1.00 | 1 | 0.06 | 25 | 1.50 | |
| Takahashi Guevara, Javier Kazuo | | | 1276 * | PER | 1.00 | 1 | 0.08 | 25 | 2.00 | |
| Cardenas Huachaca, Alessandro Jai | | | 1328 | PER | 1.00 | 1 | 0.11 | 25 | 2.75 | |
| Garay Ramirez, Estefano Javier | | | 1712 | PER | 1.00 | 1 | 0.55 | 25 | 13.75 | |
| Ramirez Mori, Angel Farid | | | 1530 | PER | 1.00 | 1 | 0.30 | 25 | 7.50 | |
| Lapa Cunias, Marco Antonio | | | 1594 | PER | 0.50 | 1 | -0.11 | 25 | -2.75 | |
| De La Cruz De La Roca, Alan Rafae | | | 1420 | PER | 1.00 | 1 | 0.19 | 25 | 4.75 | |
| Herrada, Blanco Maria Fernanda | | | 1593 | PER | 1.00 | 1 | 0.39 | 25 | 9.75 | |
| * 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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| XIX Festival Sul-Americano da Juventude 2023 STD - U16 Absoluto | Florianopolis SC | BRA | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1676 | 4.00 | 9 | 0.12 | 25 | 3.00 | |
|
| Castro Salgado, Pablo | | | 2176 | CHI | 0.50 | 1 | 0.46 | 25 | 11.50 | |
| Carrizo, Luciano Ariel | | | 2189 | ARG | 0.00 | 1 | -0.04 | 25 | -1.00 | |
| Hessmann, Eduardo Franzoni | | | 1589 | BRA | 0.00 | 1 | -0.62 | 25 | -15.50 | |
| Castaneda Huamani, Frank Eder | | | 1355 | PER | 1.00 | 1 | 0.13 | 25 | 3.25 | |
| Mundaca Bermedo, Tomas | c | | 1630 | CHI | 0.50 | 1 | -0.06 | 25 | -1.50 | |
| Rivadeneira Maturana, Benjamin | | | 1454 | CHI | 1.00 | 1 | 0.22 | 25 | 5.50 | |
| Cabiativa, Juan Esteban | | | 2182 | COL | 0.50 | 1 | 0.46 | 25 | 11.50 | |
| Caceres Sandoval, Eduardo | | | 1816 | PER | 0.50 | 1 | 0.19 | 25 | 4.75 | |
| Romero Villarroel, Rodrigo Ever | | | 1586 | BOL | 0.00 | 1 | -0.62 | 25 | -15.50 | |
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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| IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 15 Absoluto | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1676 | 6.00 | 9 | -1.37 | 25 | -34.25 | |
|
| Rodas Juro, Piero Fabricio | | | 1132 | PER | 0.50 | 1 | -0.47 | 25 | -11.75 | |
| Ramirez Espino, Alessandro | | | 1532 | PER | 0.50 | 1 | -0.19 | 25 | -4.75 | |
| Chavez Bautista, Lennin Alfredo | | | 1445 | PER | 0.50 | 1 | -0.29 | 25 | -7.25 | |
| Puma Puchoc, Alejandro Apolinar | | | 1227 | PER | 1.00 | 1 | 0.06 | 25 | 1.50 | |
| Ortiz Menacho, Sebastian Alonso | | | 1602 | PER | 0.50 | 1 | -0.10 | 25 | -2.50 | |
| Llanto Llacsa, Yaden Wilden | | | 1475 | PER | 0.00 | 1 | -0.76 | 25 | -19.00 | |
| Suana Ticona, Dennis Fabricio | | | 1285 | PER | 1.00 | 1 | 0.09 | 25 | 2.25 | |
| Ramirez Espino, Gian Sandro | | | 1442 | PER | 1.00 | 1 | 0.21 | 25 | 5.25 | |
| Gonzales Rivadeneira, Eduardo | | | 1276 * | PER | 1.00 | 1 | 0.08 | 25 | 2.00 | |
| * 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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