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| 7 Open IRT U2400 Circulo Peruano de Ajedrez | Lima | PER | 2023-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1857 | 4.50 | 6 | 0.39 | 31 | 12.09 | |
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 Reyes Zavaleta, Sergio Gabriel | | | 1341 | PER | 1.00 | 1 | 0.04 | 31 | 1.24 | |
 Ygarza Crisostomo, Antonela Abiga | | | 1269 | PER | 1.00 | 1 | 0.02 | 31 | 0.62 | |
| Garay Ramirez, Estefano Javier | | | 1665 | PER | 0.50 | 1 | -0.25 | 31 | -7.75 | |
| Reyes Zavaleta, Fabian Ricardo | | | 2125 | PER | 0.00 | 1 | -0.17 | 31 | -5.27 | |
| Ramirez Mori, Jael Eduardo | | | 1457 * | PER | 1.00 | 1 | 0.08 | 31 | 2.48 | |
| Alvarado Zamora, Albert | c | | 1983 | PER | 1.00 | 1 | 0.67 | 31 | 20.77 | |
| * Rating difference of more than 400. Please read more at FIDE Handbook |
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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| 2 Open IRT U2400 Club Regatas Lima | Lima | PER | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1554 | 1857 | 5.50 | 7 | -0.13 | 31 | -4.03 | |
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| Rivera Berrocal, Ricardo Jose | | | 1457 * | PER | 1.00 | 1 | 0.08 | 31 | 2.48 | |
| Ccana Minauro, Wernher Sebastian | | | 1510 | PER | 1.00 | 1 | 0.11 | 31 | 3.41 | |
| Mollo Figueroa, Nicole | | | 1610 | BOL | 0.00 | 1 | -0.81 | 31 | -25.11 | |
| Reyes Zavaleta, Sergio Gabriel | | | 1341 | PER | 1.00 | 1 | 0.04 | 31 | 1.24 | |
| Maravi Ceron, Ayme | | | 1424 | PER | 1.00 | 1 | 0.06 | 31 | 1.86 | |
| Reyes Zavaleta, Fabian Ricardo | | | 2125 | PER | 0.50 | 1 | 0.33 | 31 | 10.23 | |
| Ponciano Madueno, Luis Felipe | | | 1409 | PER | 1.00 | 1 | 0.06 | 31 | 1.86 | |
| * Rating difference of more than 400. Please read more at FIDE Handbook |
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 |
| 1434 | 1857 | 6.00 | 9 | -1.99 | 31 | -61.69 | |
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| Bocanegra Reyes, Thiago Stephano | | | 1182 | PER | 0.50 | 1 | -0.49 | 31 | -15.19 | |
| Rodriguez Zamudio, Zahir Joelson | | | 1457 * | PER | 1.00 | 1 | 0.08 | 31 | 2.48 | |
| Huaracc, Yarasca Darian Lucas | | | 1324 | PER | 1.00 | 1 | 0.03 | 31 | 0.93 | |
| Salazar Salinas, Rodrigo | | | 1465 | BOL | 1.00 | 1 | 0.08 | 31 | 2.48 | |
| Robles Cucho, Argen Stefano | | | 1404 | PER | 1.00 | 1 | 0.06 | 31 | 1.86 | |
| Montano Velasco, Matias Khaleb | | | 1615 | ECU | 0.00 | 1 | -0.80 | 31 | -24.80 | |
| Zhong, Ryan Yunhui | | | 1858 | CAN | 0.00 | 1 | -0.50 | 31 | -15.50 | |
| Choque Aparco, Esteban Abel | | | 1275 | PER | 0.50 | 1 | -0.48 | 31 | -14.88 | |
| Ayala Aranibar, Adrian Alexander | | | 1326 | PER | 1.00 | 1 | 0.03 | 31 | 0.93 | |
| * Rating difference of more than 400. Please read more at FIDE Handbook |
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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