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| VI Open IRT Circulo Peruano de Ajedrez sub 2400 | Lima | PER | 2023-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1349 | 1347 | 2.00 | 4 | -0.36 | 40 | -14.40 | |
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 Reyes Zavaleta, Fabian Ricardo | | | 2026 | PER | 0.00 | 1 | -0.01 | 40 | -0.40 | |
 Ayala Aranibar, Adrian Alexander | | | 1068 | PER | 0.00 | 1 | -0.84 | 40 | -33.60 | |
| Guevara Huamani, Angello Mohises | | | 1117 | PER | 1.00 | 1 | 0.21 | 40 | 8.40 | |
| Guevara Huamani, Jhady Julieth | | | 1183 | PER | 1.00 | 1 | 0.28 | 40 | 11.20 | |
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) |
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| IRT Clasico Festival de Ajedrez AOPIP Armagedon | Lima | PER | 2023-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1453 | 1347 | 1.00 | 4 | -0.46 | 40 | -18.40 | |
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| Ramirez Espino, Alessandro | | | 1581 | PER | 0.00 | 1 | -0.21 | 40 | -8.40 | |
| Minaya Mundines, Pietro Gerardo | | | 1571 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | |
| Cotrina Escudero, Santiago | | | 1037 | PER | 1.00 | 1 | 0.14 | 40 | 5.60 | |
| Solis Cano, Cesar Fabrizio | | | 1622 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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 Nacional de Ajedrez Impar 2023 - Sub 13 Absoluto | Lima | PER | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1167 | 1347 | 4.00 | 8 | -1.83 | 40 | -73.20 | |
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| Montero Ricra, Kevin Johan | | | 1083 | PER | 0.00 | 1 | -0.82 | 40 | -32.80 | |
| Salazar Ramirez, Leonardo Gabriel | | | 1028 | PER | 1.00 | 1 | 0.13 | 40 | 5.20 | |
| Gallegos Ambulay, Salvador Yoel | | | 1127 | PER | 1.00 | 1 | 0.22 | 40 | 8.80 | |
| Coaquira Gonzales, Oscar Adriano | | | 1236 | PER | 0.50 | 1 | -0.15 | 40 | -6.00 | |
| Gomez Nunez, Fabian Elmer | | | 1195 | PER | 0.50 | 1 | -0.20 | 40 | -8.00 | |
| Villaverde Salas, Gonzalo Matias | | | 1238 | PER | 1.00 | 1 | 0.35 | 40 | 14.00 | |
| Vasquez Navez, Mark Lenin | | | 1247 | PER | 0.00 | 1 | -0.64 | 40 | -25.60 | |
| Aguilar Contreras, William Alejan | | | 1179 | PER | 0.00 | 1 | -0.72 | 40 | -28.80 | |
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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