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| 1 Gran Prix IRT Rapidas Circulo Peruano de Ajedrez Sub 12 - Torneo 01 | Lima | PER | 2023-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1189 | 4.00 | 6 | 0.91 | 35 | 31.85 | |
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 Salazar Flores, Adiel Jesus | | | 1075 | PER | 1.00 | 1 | 0.34 | 35 | 11.90 | |
 Gomez Jalixto, Matthew Yahir | | | 1110 | PER | 1.00 | 1 | 0.39 | 35 | 13.65 | |
| Vilca Contreras, Dante Ivan | | | 1326 | PER | 1.00 | 1 | 0.68 | 35 | 23.80 | |
| Guevara Huamani, Angello Mohises | | | 1117 | PER | 1.00 | 1 | 0.40 | 35 | 14.00 | |
| Reyes Zavaleta, Sergio Gabriel | | | 1084 | PER | 0.00 | 1 | -0.64 | 35 | -22.40 | |
| Mollo Figueroa, Nicole | | | 1373 | BOL | 0.00 | 1 | -0.26 | 35 | -9.10 | |
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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| 1 Gran Prix IRT Rapidas Circulo Peruano de Ajedrez Sub 12 - Torneo 02 | Lima | PER | 2023-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1141 | 1189 | 3.00 | 5 | 0.17 | 35 | 5.95 | |
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| Callupe Matias, Obed Esteban | | | 1019 | PER | 1.00 | 1 | 0.28 | 35 | 9.80 | |
| Mollo Figueroa, Nicole | | | 1373 | BOL | 0.00 | 1 | -0.26 | 35 | -9.10 | |
| Reyes Zavaleta, Sergio Gabriel | | | 1084 | PER | 0.00 | 1 | -0.64 | 35 | -22.40 | |
| Gomez Jalixto, Matthew Yahir | | | 1110 | PER | 1.00 | 1 | 0.39 | 35 | 13.65 | |
| Carbajal Sotomayor, Cesar Stefano | | | 1119 | PER | 1.00 | 1 | 0.40 | 35 | 14.00 | |
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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| 1 Gran Prix IRT Rapidas Circulo Peruano de Ajedrez Sub 12 - Torneo 03 | Lima | PER | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1189 | 1189 | 0.50 | 3 | -1.01 | 35 | -35.35 | |
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| Reyes Zavaleta, Sergio Gabriel | | | 1084 | PER | 0.00 | 1 | -0.64 | 35 | -22.40 | |
| Mollo Figueroa, Nicole | | | 1373 | BOL | 0.00 | 1 | -0.26 | 35 | -9.10 | |
| Gomez Jalixto, Matthew Yahir | | | 1110 | PER | 0.50 | 1 | -0.11 | 35 | -3.85 | |
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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| II Open IRT Rapidas Circulo Peruano de Ajedrez | Lima | PER | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1456 | 1189 | 2.00 | 6 | -0.14 | 35 | -4.90 | |
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| Reyes Zavaleta, Fabian Ricardo | | | 1830 | PER | 0.00 | 1 | -0.01 | 35 | -0.35 | |
| Delgado Romero, Marco | | | 2243 | PER | 0.00 | 1 | 0.00 | 35 | 0.00 | |
| Acuna Alarcon, Claudia Micaela | | | 1264 | PER | 0.00 | 1 | -0.40 | 35 | -14.00 | |
| Morales, Francia Olenka Isabel | | | 1141 | PER | 1.00 | 1 | 0.43 | 35 | 15.05 | |
| Meneses Morales, Marcos Beltran | | | 1173 | PER | 0.00 | 1 | -0.52 | 35 | -18.20 | |
| Reyes Zavaleta, Sergio Gabriel | | | 1084 | PER | 1.00 | 1 | 0.36 | 35 | 12.60 | |
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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