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| TORNEO IRT CLASICO PREPARACION AL NACIONAL 2023 SUB 1800 | Lima | PER | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1086 | 1369 | 4.00 | 5 | -0.17 | 30 | -5.10 | |
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 Villavicencio Luna Victoria, Fern | | | 1024 | PER | 0.50 | 1 | -0.39 | 30 | -11.70 | |
 Puma Puchoc, Alejandro Apolinar | | | 1061 | PER | 0.50 | 1 | -0.36 | 30 | -10.80 | |
| Blengeri Gutierrez, Giorgio Danie | | | 1045 | PER | 1.00 | 1 | 0.13 | 30 | 3.90 | |
| Pareja Pacco, Rodrigo Andre | | | 1090 | PER | 1.00 | 1 | 0.16 | 30 | 4.80 | |
| Sotelo Reyna, Alberto David | | | 1211 | PER | 1.00 | 1 | 0.29 | 30 | 8.70 | |
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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| XIV Festival Internacional de Ajedrez Claretiano 2023 Sub - 12 | Lima | PER | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1183 | 1369 | 4.00 | 6 | -0.33 | 30 | -9.90 | |
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| Pacheco Montalvo, Miguel Angel | | | 1023 | PER | 0.50 | 1 | -0.39 | 30 | -11.70 | |
| Zegarra Castaneda, Oliver Mateo | | | 1044 | PER | 0.50 | 1 | -0.37 | 30 | -11.10 | |
| Meneses Morales, Marcos Beltran | | | 1097 | PER | 1.00 | 1 | 0.17 | 30 | 5.10 | |
| Pareja Pacco, Rodrigo Andre | | | 1090 | PER | 1.00 | 1 | 0.16 | 30 | 4.80 | |
| Suarez Chavez, Alejandro | | | 1173 | PER | 1.00 | 1 | 0.25 | 30 | 7.50 | |
| Palomino Quispe, Mateo Henry | | | 1669 | PER | 0.00 | 1 | -0.15 | 30 | -4.50 | |
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 de Ajedrez Metropolitano Impar Sub 13 Absoluto | Lima | PER | 2023-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1351 | 4.00 | 6 | 0.22 | 30 | 6.60 | |
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| Marcelo Poma, Jaden Eduardo | | | 1068 | PER | 1.00 | 1 | 0.16 | 30 | 4.80 | |
| Sotelo Reyna, Alberto David | | | 1163 | PER | 1.00 | 1 | 0.26 | 30 | 7.80 | |
| Vilca Contreras, Dante Ivan | | | 1488 | PER | 0.00 | 1 | -0.32 | 30 | -9.60 | |
| Cisneros Vargas, Gabriel Jesus | | | 1152 | PER | 1.00 | 1 | 0.24 | 30 | 7.20 | |
| Ccana Minauro, Wernher Sebastian | | | 1479 | PER | 0.00 | 1 | -0.33 | 30 | -9.90 | |
| Castillo Arohuanca, Esteban Thiag | | | 1122 | PER | 1.00 | 1 | 0.21 | 30 | 6.30 | |
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 Agosto Armagedon | Lima | PER | 2023-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1307 | 1351 | 3.50 | 6 | 0.14 | 30 | 4.20 | |
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| Villavicencio Luna Victoria, Fern | | | 1017 | PER | 0.50 | 1 | -0.38 | 30 | -11.40 | |
| Rayme, Angulo Andres Joaquin | | | 1238 | PER | 1.00 | 1 | 0.35 | 30 | 10.50 | |
| Alvarado Mendoza, Juan Jose | | | 1704 | PER | 0.50 | 1 | 0.39 | 30 | 11.70 | |
| Estrada Cantaro, Andre Fabio | | | 1241 | PER | 1.00 | 1 | 0.35 | 30 | 10.50 | |
| Ramirez Mori, Angel Farid | | | 1476 | PER | 0.00 | 1 | -0.33 | 30 | -9.90 | |
| Meneses Morales, Marcos Beltran | | | 1165 | PER | 0.50 | 1 | -0.24 | 30 | -7.20 | |
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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