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| Campeonato Escolar Nacional 2021 Sub 13 Absoluto | Huaral | PER | 2021-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1649 | 6.00 | 9 | -1.30 | 25 | -32.50 | |
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 Castaneda Huamani, Frank Eder | | | 1249 * | PER | 1.00 | 1 | 0.08 | 25 | 2.00 | |
 Vilcapoma Pacheco, Gabriel | | | 1270 | PER | 1.00 | 1 | 0.09 | 25 | 2.25 | |
| Zapana Huarza, Fabricio Elvis | | | 1281 | PER | 0.50 | 1 | -0.40 | 25 | -10.00 | |
| Fernandez Mendoza, Diego Leonardo | | | 1313 | PER | 0.50 | 1 | -0.38 | 25 | -9.50 | |
| Palomino Landeo, Diego Fernando | | | 1334 | PER | 1.00 | 1 | 0.14 | 25 | 3.50 | |
| Cardenas, Lima Vincent Matias | c | | 1450 | PER | 0.00 | 1 | -0.76 | 25 | -19.00 | |
| Alfaro Zambrano, Luis Fabricio | | | 1369 | PER | 0.50 | 1 | -0.34 | 25 | -8.50 | |
| Caceres Sandoval, Eduardo | | | 1791 | PER | 0.50 | 1 | 0.19 | 25 | 4.75 | |
| Moreyra Saravia, Juan De Dios | | | 1249 * | 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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| Campeonato Regional Metropolitano Escolar SUB 13 Absoluto | Lima | PER | 2021-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1347 | 1649 | 5.00 | 6 | 0.00 | 25 | 0.00 | |
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| Castaneda Huamani, Frank Eder | | | 1249 * | PER | 1.00 | 1 | 0.08 | 25 | 2.00 | |
| Chavez Bautista, Lennin Alfredo | | | 1249 * | PER | 1.00 | 1 | 0.08 | 25 | 2.00 | |
| Vega Castillo, Luis Angel Juniur | | | 1283 | PER | 0.00 | 1 | -0.90 | 25 | -22.50 | |
| Riveros Rodriguez, Yeral Manuel | | | 1601 | PER | 1.00 | 1 | 0.43 | 25 | 10.75 | |
| Fernandez Huanca, Daniel | | | 1277 | PER | 1.00 | 1 | 0.10 | 25 | 2.50 | |
| Rojas Linares, Nicolas Gabriel | | | 1422 | PER | 1.00 | 1 | 0.21 | 25 | 5.25 | |
| * 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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| IV IRT Hibrido del Sur Sub-1800 2021 | Porlamar-Caracas-Lima-La Paz-La Habana-Jalisco | VEN | 2021-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1639 | 4.00 | 6 | 0.42 | 25 | 10.50 | |
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| Villarreal Hurtado, Christian Dan | | | 1420 | MEX | 1.00 | 1 | 0.22 | 25 | 5.50 | |
| Reyes Serrano, Jose De Jesus | | | 1402 | MEX | 1.00 | 1 | 0.20 | 25 | 5.00 | |
| Jimenez Salas, Maria Teresa | | | 1681 | PER | 0.50 | 1 | 0.06 | 25 | 1.50 | |
| Ramirez Gonzalez, Angel David | c | | 1761 | VEN | 0.50 | 1 | 0.17 | 25 | 4.25 | |
| Garcia Blanco, Rogelio Gerardo | | | 1478 | VEN | 0.00 | 1 | -0.71 | 25 | -17.75 | |
| Bolivar Perez, Alexis | | | 1628 | VEN | 1.00 | 1 | 0.48 | 25 | 12.00 | |
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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| 11 Open IRT U-2200 Club Hermanos Rojas | Lima | PER | 2021-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1449 | 1639 | 4.00 | 6 | -0.18 | 25 | -4.50 | |
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| Casqui Lopez, Pamela Grace | | | 1239 * | PER | 1.00 | 1 | 0.08 | 25 | 2.00 | |
| Garay Ramirez, Estefano Javier | | | 1261 | PER | 1.00 | 1 | 0.09 | 25 | 2.25 | |
| Garcia Andrada, Heidy Nicole | | wf | 1889 | PER | 0.00 | 1 | -0.19 | 25 | -4.75 | |
| Coaquira Gonzales, Oscar Adriano | | | 1239 * | PER | 1.00 | 1 | 0.08 | 25 | 2.00 | |
| Palomino Landeo, Diego Fernando | | | 1334 | PER | 1.00 | 1 | 0.14 | 25 | 3.50 | |
| Reyes Zavaleta, Fabian Ricardo | | | 1729 | PER | 0.00 | 1 | -0.38 | 25 | -9.50 | |
| * 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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