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| XVI IRT Clasico Sub-1800 "Real Chess Club" | Trujillo | PER | 2023-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1540 | 1643 | 3.00 | 4 | 0.47 | 33 | 15.51 | |
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 Pumachaico Valdiviezo, Piero Alon | | | 1458 | PER | 1.00 | 1 | 0.26 | 33 | 8.58 | |
 Solorzano Roncal, Ezzio Jose | | | 1468 | PER | 0.50 | 1 | -0.23 | 33 | -7.59 | |
| Sifuentes Alcantara, Jhony Sebas | | | 1768 | PER | 0.50 | 1 | 0.17 | 33 | 5.61 | |
| Solorzano Roncal, Giordano Caleb | | | 1464 | PER | 1.00 | 1 | 0.27 | 33 | 8.91 | |
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 - U14 Absoluto | Florianopolis SC | BRA | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1643 | 5.50 | 8 | 0.09 | 33 | 2.97 | |
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| Ayala Aranibar, Adrian Alexander | | | 1317 | PER | 1.00 | 1 | 0.13 | 33 | 4.29 | |
| Mora Valles, Joaquin | | | 1343 | CHI | 1.00 | 1 | 0.15 | 33 | 4.95 | |
| Garzon Camelo, Andres Santiago | | | 2202 | COL | 0.00 | 1 | -0.03 | 33 | -0.99 | |
| Perez Rojas, Ivo | | | 1386 | CHI | 1.00 | 1 | 0.18 | 33 | 5.94 | |
| Guerra Mansilla, Jorge Maximilian | | | 1260 | CHI | 0.00 | 1 | -0.91 | 33 | -30.03 | |
| Navarro Canete, Facundo Javier | | | 1557 | PAR | 1.00 | 1 | 0.38 | 33 | 12.54 | |
| Cardenas Huachaca, Alessandro Jai | | | 1331 | PER | 1.00 | 1 | 0.14 | 33 | 4.62 | |
| Zapana Huarza, Fabricio Elvis | | | 1678 | PER | 0.50 | 1 | 0.05 | 33 | 1.65 | |
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 |
| 1565 | 1643 | 6.00 | 9 | 0.71 | 33 | 23.43 | |
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| Villavicencio Luna Victoria, Fern | | | 1243 * | PER | 1.00 | 1 | 0.08 | 33 | 2.64 | |
| Diaz Bermudez, Pedro Teofilo | | | 1428 | PER | 1.00 | 1 | 0.23 | 33 | 7.59 | |
| Rojas Linares, Nicolas Gabriel | | | 1773 | PER | 0.00 | 1 | -0.32 | 33 | -10.56 | |
| Gomez Gonzales, Fabiana | | | 1459 | PER | 1.00 | 1 | 0.26 | 33 | 8.58 | |
| Llanto Llacsa, Yaden Wilden | | | 1475 | PER | 1.00 | 1 | 0.28 | 33 | 9.24 | |
| Alfaro Zambrano, Luis Fabricio | | | 1627 | PER | 0.50 | 1 | -0.02 | 33 | -0.66 | |
| Zapana Huarza, Fabricio Elvis | | | 1678 | PER | 1.00 | 1 | 0.55 | 33 | 18.15 | |
| Ilasaca Gaona, Owen Hisahito | | | 1689 | PER | 0.50 | 1 | 0.06 | 33 | 1.98 | |
| Palomino Landeo, Diego Fernando | | | 1711 | PER | 0.00 | 1 | -0.41 | 33 | -13.53 | |
| * 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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