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| I IRT Clasico Sub 1800 "Chess Peru" | Lima | PER | 2024-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1341 | 2.50 | 6 | -0.45 | 25 | -11.25 | |
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 Villafuerte Mamani, Khalid Stepha | | | 1619 | PER | 0.50 | 1 | 0.33 | 25 | 8.25 | |
 Abad Huaman, Adrian Estiven | | | 1580 | PER | 0.00 | 1 | -0.20 | 25 | -5.00 | |
| Meneses Morales, Marcos Beltran | | | 1209 | PER | 0.00 | 1 | -0.68 | 25 | -17.00 | |
| Daza Atencia, Mathias David | | | 1011 | PER | 1.00 | 1 | 0.12 | 25 | 3.00 | |
| Cisneros Vargas, Gabriel Jesus | | | 1163 | PER | 1.00 | 1 | 0.27 | 25 | 6.75 | |
| Ramirez Espino, Alessandro | | | 1496 | PER | 0.00 | 1 | -0.29 | 25 | -7.25 | |
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 SUB 20 FEMENINO 2024 | Lima | PER | 2024-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1356 | 3.50 | 7 | 1.02 | 25 | 25.50 | |
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| Contreras Huaman, Fiorella | | wf | 1948 | PER | 0.00 | 1 | -0.02 | 25 | -0.50 | |
| Lajo Timoteo, Mirella Alejandra | | | 1180 | PER | 1.00 | 1 | 0.27 | 25 | 6.75 | |
| Garcia Andrada, Heidy Nicole | | wf | 1897 | PER | 0.00 | 1 | -0.03 | 25 | -0.75 | |
| Guevara Huamani, Jhady Julieth | | | 1141 | PER | 1.00 | 1 | 0.23 | 25 | 5.75 | |
| Vizcarra Quispe, Ramalia Bellaluz | | | 1525 | PER | 0.50 | 1 | 0.22 | 25 | 5.50 | |
| Jimenez, Maria | | wf | 1832 | PER | 0.00 | 1 | -0.05 | 25 | -1.25 | |
| Rojas Salas, Rihanna Irina | | | 1285 | PER | 1.00 | 1 | 0.40 | 25 | 10.00 | |
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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| I IRT CLASICO UNIVERSIDAD RICARDO PALMA SUB 1550 | Lima | PER | 2024-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1258 | 1356 | 5.00 | 6 | 1.34 | 25 | 33.50 | |
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| Pampas Felix, Mariana Marcela | | | 1074 | PER | 1.00 | 1 | 0.16 | 25 | 4.00 | |
| Meneses Vertiz, Luana | | | 1045 | PER | 1.00 | 1 | 0.14 | 25 | 3.50 | |
| Loayza Rivera, Bryan James | | | 1090 | PER | 0.50 | 1 | -0.32 | 25 | -8.00 | |
| Cardenas Huachaca, Alessandro Jai | | | 1488 | PER | 1.00 | 1 | 0.68 | 25 | 17.00 | |
| Guerrero Garcia, Said Claudio | | | 1517 | PER | 0.50 | 1 | 0.21 | 25 | 5.25 | |
| Cisneros Vargas, Favio | | | 1336 | PER | 1.00 | 1 | 0.47 | 25 | 11.75 | |
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 Juvenil 2024 U-14 Femenino | Lima | PER | 2024-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1356 | 5.00 | 8 | 0.05 | 25 | 1.25 | |
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| Pinedo Choquevilca, Megan Abigail | | | 1164 | PER | 1.00 | 1 | 0.25 | 25 | 6.25 | |
| Guadalupe Lujan, Ariana Isabelle | | | 1234 | PER | 1.00 | 1 | 0.33 | 25 | 8.25 | |
| Cardenas Lima, Marienne Valeria | | | 1111 | PER | 1.00 | 1 | 0.20 | 25 | 5.00 | |
| Reyes Perez, Aracelly | | | 1313 | PER | 0.50 | 1 | -0.06 | 25 | -1.50 | |
| Silva Honores, Luciana Victoria | | | 1359 | PER | 0.00 | 1 | -0.50 | 25 | -12.50 | |
| Paredes Minaya, Alyssa Christina | | | 1316 | PER | 0.50 | 1 | -0.06 | 25 | -1.50 | |
| Torres Alarcon, Luciana Yanella | | | 1266 | PER | 1.00 | 1 | 0.38 | 25 | 9.50 | |
| Ascama Paredes, Sofia Elvira | | | 1360 | PER | 0.00 | 1 | -0.49 | 25 | -12.25 | |
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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