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| VII Torneo IRT Clasico Sub 2400 "Colegio Santisima Trinidad" | Lima | PER | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1014 | 1260 | 1.00 | 1 | 0.19 | 33 | 6.27 | |
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 Villavicencio Luna Victoria, Fern | | | 1014 | PER | 1.00 | 1 | 0.19 | 33 | 6.27 | |
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 Sub 1400 Octubre Armagedon | Lima | PER | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1155 | 1313 | 4.50 | 6 | 0.31 | 33 | 10.23 | |
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 Gomez Gonzales, Ana Paula | | | 1027 | PER | 1.00 | 1 | 0.16 | 33 | 5.28 | |
| Sotelo Reyna, Alberto David | | | 1215 | PER | 1.00 | 1 | 0.37 | 33 | 12.21 | |
| Jesusi Gonzales, Kenny Jair | | | 1171 | PER | 0.00 | 1 | -0.69 | 33 | -22.77 | |
| Poma Bernal, Cristian Andres | | | 1233 | PER | 1.00 | 1 | 0.39 | 33 | 12.87 | |
| Espinoza Villafana, Carlos Adrian | | | 1037 | PER | 1.00 | 1 | 0.17 | 33 | 5.61 | |
| Neyra Alba, Daniela Sofia | | | 1247 | PER | 0.50 | 1 | -0.09 | 33 | -2.97 | |
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 Panamericano Armagedon | Lima | PER | 2023-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1374 | 1313 | 3.00 | 6 | 0.40 | 33 | 13.20 | |
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| De La Vega, Jorge | | | 1733 | PER | 1.00 | 1 | 0.93 | 33 | 30.69 | |
| Ramirez Espino, Alessandro | | | 1498 | PER | 0.00 | 1 | -0.26 | 33 | -8.58 | |
| Meneses Morales, Marcos Beltran | | | 1400 | PER | 0.50 | 1 | 0.12 | 33 | 3.96 | |
| Farfan Tipacti, Camilo | | | 1173 | PER | 0.50 | 1 | -0.19 | 33 | -6.27 | |
| Anchelia Anchivilca, Gabriel Jesu | | | 1017 | PER | 1.00 | 1 | 0.15 | 33 | 4.95 | |
| Ramirez Espino, Gian Sandro | | | 1424 | PER | 0.00 | 1 | -0.35 | 33 | -11.55 | |
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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| XII Campeonato Panamericano Escolar de Ajedrez - Sub 13 Absoluto | Lima | PER | 2023-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1381 | 1313 | 4.00 | 8 | 0.50 | 33 | 16.50 | |
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| Fogo Esquivel, Levi Kalani Alexan | | | 1664 | MEX | 0.50 | 1 | 0.39 | 33 | 12.87 | |
| Cano Alcaraz, Juan Jose | | | 1686 | COL | 0.00 | 1 | -0.10 | 33 | -3.30 | |
| Carrasco Duffaut, Carlos Joaquin | | | 1028 | PER | 1.00 | 1 | 0.16 | 33 | 5.28 | |
| Merca Alvarado, Gabriel Adolfo | | | 1085 | PER | 1.00 | 1 | 0.21 | 33 | 6.93 | |
| Alarcon Vega, Icker Aldair | | | 1536 | ECU | 0.00 | 1 | -0.22 | 33 | -7.26 | |
| Mercado Diaz, Fabricio Edwin | | | 1677 | BOL | 0.50 | 1 | 0.40 | 33 | 13.20 | |
| Delgado Alarcon, Julian Rafael | | | 1193 | ECU | 0.50 | 1 | -0.16 | 33 | -5.28 | |
| Chile Vela, David Leonardo | | | 1178 | PER | 0.50 | 1 | -0.18 | 33 | -5.94 | |
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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