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| 10 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1419 | 2.00 | 5 | -0.50 | 24 | -12.00 | |
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 Robles Cerron, Sebastian | | | 1570 | PER | 0.00 | 1 | -0.30 | 24 | -7.20 | |
 Cardenas Huachaca, Alessandro Jai | | | 1289 | PER | 0.50 | 1 | -0.18 | 24 | -4.32 | |
| Ponciano Madueno, Luis Felipe | | | 1240 | PER | 0.50 | 1 | -0.23 | 24 | -5.52 | |
| Navarro Maldonado, Monica Dayana | | | 1728 | VEN | 0.50 | 1 | 0.36 | 24 | 8.64 | |
| Lapa Cunias, Marco Antonio | | | 1308 | PER | 0.50 | 1 | -0.15 | 24 | -3.60 | |
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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| 4 IRT Cerrado U-2400 Club Hermanos Rojas | Lima | PER | 2022-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1419 | 0.50 | 9 | -0.26 | 24 | -6.24 | |
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| Reyes Zavaleta, Fabian Ricardo | | | 2077 | PER | 0.00 | 1 | -0.01 | 24 | -0.24 | |
| Reyes Zavaleta, Diego Alexander | | | 1905 | PER | 0.00 | 1 | -0.04 | 24 | -0.96 | |
| Romero Dongo, Sebastian Alejandro | | | 1884 | PER | 0.00 | 1 | -0.05 | 24 | -1.20 | |
| Jimenez Salas, Maria Teresa | | | 1802 | PER | 0.00 | 1 | -0.09 | 24 | -2.16 | |
| Navarro, Edmundo | | | 1905 | PER | 0.00 | 1 | -0.04 | 24 | -0.96 | |
| Reyes Zavaleta, Cristhian Yamil | | | 1572 | PER | 0.00 | 1 | -0.30 | 24 | -7.20 | |
| Navarro Maldonado, Monica Dayana | | | 1728 | VEN | 0.50 | 1 | 0.36 | 24 | 8.64 | |
| Ccerhuayo Escobedo, Mels Leopold | | | 2077 | PER | 0.00 | 1 | -0.01 | 24 | -0.24 | |
| Anamaria Estrada, Franco | | | 1814 | PER | 0.00 | 1 | -0.08 | 24 | -1.92 | |
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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| 1 Open IRT U1800 Circulo Peruano de Ajedrez | Lima | PER | 2022-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1419 | 3.00 | 7 | -1.30 | 24 | -31.20 | |
|
| Rojas Salas, Rihanna Irina | | | 1245 | PER | 1.00 | 1 | 0.27 | 24 | 6.48 | |
| Robles Cerron, Sebastian | | | 1570 | PER | 0.00 | 1 | -0.30 | 24 | -7.20 | |
| Cardenas Huachaca, Alessandro Jai | | | 1289 | PER | 1.00 | 1 | 0.32 | 24 | 7.68 | |
| Bendezu Yupanqui, Albert Martin | | | 1495 | PER | 0.00 | 1 | -0.40 | 24 | -9.60 | |
| Vilca Contreras, Dante Ivan | | | 1374 | PER | 0.00 | 1 | -0.56 | 24 | -13.44 | |
| Casqui Lopez, Pamela Grace | | | 1120 | PER | 0.50 | 1 | -0.35 | 24 | -8.40 | |
| Maravi Ceron, Ayme | | | 1197 | PER | 0.50 | 1 | -0.28 | 24 | -6.72 | |
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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| 11 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1419 | 5.00 | 8 | 0.66 | 24 | 15.84 | |
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| Gomez Nunez, Fabian Elmer | | | 1143 | PER | 1.00 | 1 | 0.17 | 24 | 4.08 | |
| Rojas Salas, Rihanna Irina | | | 1245 | PER | 0.50 | 1 | -0.23 | 24 | -5.52 | |
| Reyes Zavaleta, Cristhian Yamil | | | 1572 | PER | 0.00 | 1 | -0.30 | 24 | -7.20 | |
| Julcarima Quispe, Edder Rolando | | | 1131 | PER | 1.00 | 1 | 0.16 | 24 | 3.84 | |
| Bendezu Yupanqui, Albert Martin | | | 1495 | PER | 1.00 | 1 | 0.60 | 24 | 14.40 | |
| Villafuerte Mamani, Khalid Stepha | | | 1710 | PER | 0.00 | 1 | -0.15 | 24 | -3.60 | |
| Ccana Minauro, Wernher Sebastian | | | 1413 | PER | 0.50 | 1 | -0.01 | 24 | -0.24 | |
| Astoyauri De La Cruz, Fernando Is | | | 1358 | PER | 1.00 | 1 | 0.42 | 24 | 10.08 | |
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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