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| 2 Open IRT U2400 Circulo Peruano de Ajedrez | Lima | PER | 2023-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1981 | 5.50 | 7 | -0.18 | 20 | -3.60 | |
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 Ccana Minauro, Wernher Sebastian | | | 1390 | PER | 0.50 | 1 | -0.48 | 20 | -9.60 | |
 Ramirez Mori, Angel Farid | | | 1581 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| Garay Ramirez, Estefano Javier | | | 1766 | PER | 0.50 | 1 | -0.27 | 20 | -5.40 | |
| Ramirez Espino, Alessandro | | | 1509 | PER | 1.00 | 1 | 0.05 | 20 | 1.00 | |
| Reyes Zavaleta, Fabian Ricardo | | | 2026 | PER | 1.00 | 1 | 0.56 | 20 | 11.20 | |
| Salazar Flores, Yerick Alexander | | | 1677 | PER | 1.00 | 1 | 0.14 | 20 | 2.80 | |
| Reyes Zavaleta, Cristhian Yamil | | | 1778 | PER | 0.50 | 1 | -0.26 | 20 | -5.20 | |
| * 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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| V Torneo IRT Clasico Sub 2400 "Colegio Santisima Trinidad" | Lima | PER | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1981 | 4.50 | 6 | -0.68 | 20 | -13.60 | |
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| Wochiny Reyes, Joaquin Alessandro | | | 1581 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| Huaman Aguirre, Arnold Anthony | | | 1443 | PER | 1.00 | 1 | 0.03 | 20 | 0.60 | |
| Quevedo Perales, Aaron Wilfredo | | | 1524 | PER | 1.00 | 1 | 0.05 | 20 | 1.00 | |
| Palomino Landeo, Diego Fernando | | | 1649 | PER | 0.50 | 1 | -0.38 | 20 | -7.60 | |
| Santivanez Atencio, Tiago Gerard | | | 1387 | PER | 1.00 | 1 | 0.02 | 20 | 0.40 | |
| Araoz Andrade, Ivan Alexander | | | 1995 | PER | 0.00 | 1 | -0.48 | 20 | -9.60 | |
| * 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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| Campeonato Regional Metropolitano Absoluto 2023 | Lima | PER | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1981 | 4.50 | 7 | -2.11 | 20 | -42.20 | |
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| Chesa Horiuchi, Nikolas Gabriel | | | 1581 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| Diaz Bermudez, Pedro Teofilo | | | 1456 | PER | 0.50 | 1 | -0.47 | 20 | -9.40 | |
| Reynoso, Jorge | | | 1420 | PER | 1.00 | 1 | 0.02 | 20 | 0.40 | |
| Stuart Llanos, Alejandro Jose | | | 1330 | PER | 0.50 | 1 | -0.49 | 20 | -9.80 | |
| Reyes Zavaleta, Diego Alexander | | | 1738 | PER | 0.50 | 1 | -0.30 | 20 | -6.00 | |
| Ccana Minauro, Wernher Sebastian | | | 1390 | PER | 0.00 | 1 | -0.98 | 20 | -19.60 | |
| Larico Flores, Eduardo | | | 1453 | PER | 1.00 | 1 | 0.03 | 20 | 0.60 | |
| * 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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| Campeonato Nacional Absoluto Sub 20 2023 | Lima | PER | 2023-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1981 | 6.50 | 9 | -0.64 | 20 | -12.80 | |
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| Ramirez Espino, Gian Sandro | | | 1581 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| Ortiz Menacho, Sebastian Alonso | | | 1439 | PER | 1.00 | 1 | 0.03 | 20 | 0.60 | |
| Cahuapaza Tarapaca, Leonardo | | | 1612 | PER | 0.50 | 1 | -0.40 | 20 | -8.00 | |
| Ccana Minauro, Wernher Sebastian | | | 1398 | PER | 1.00 | 1 | 0.02 | 20 | 0.40 | |
| Ramirez Sifuentes, Luis Angel | | | 1853 | PER | 0.50 | 1 | -0.17 | 20 | -3.40 | |
| Rojas Linares, Nicolas Gabriel | | | 1557 | PER | 1.00 | 1 | 0.07 | 20 | 1.40 | |
| Parra Gonzales, Andre Leonardo | | | 1860 | PER | 0.50 | 1 | -0.16 | 20 | -3.20 | |
| Vasquez Vargas, Henry Richard | f | | 2123 | PER | 0.50 | 1 | 0.19 | 20 | 3.80 | |
| Reyes Zavaleta, Cristhian Yamil | | | 1745 | PER | 0.50 | 1 | -0.30 | 20 | -6.00 | |
| * 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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