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| Campeonato Nacional Absoluto Sub 20 Peru | Lima | PER | 2022-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1150 | 2.00 | 6 | -0.25 | 25 | -6.25 | |
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 Varillas Jimenez, Ivan | | | 2006 | PER | 0.00 | 1 | 0.00 | 25 | 0.00 | |
| Garay Ramirez, Estefano Javier | | | 1392 | PER | 0.00 | 1 | -0.20 | 25 | -5.00 | |
| Salas Gonzales, David Ademar | | | 1134 | PER | 0.50 | 1 | -0.02 | 25 | -0.50 | |
 Bocangel Delgadillo, Fabrizio Rod | | | 1094 | PER | 0.50 | 1 | -0.08 | 25 | -2.00 | |
| Julcarima Quispe, Edder Rolando | | | 1131 | PER | 1.00 | 1 | 0.47 | 25 | 11.75 | |
| Garayar Peralta, Luis Fernando | | | 1206 | PER | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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 Metropolitano Impar Absoluto Sub 11 2022 | Lima | PER | 2022-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1215 | 1143 | 0.50 | 3 | -0.72 | 25 | -18.00 | |
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| Astoyauri De La Cruz, Fernando Is | | | 1358 | PER | 0.00 | 1 | -0.23 | 25 | -5.75 | |
| Paz Neyra, Eduardo Gabriel | | | 1154 | PER | 0.50 | 1 | 0.02 | 25 | 0.50 | |
| Salas Gonzales, David Ademar | | | 1134 | PER | 0.00 | 1 | -0.51 | 25 | -12.75 | |
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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| 9 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1143 | 1.00 | 4 | -0.16 | 25 | -4.00 | |
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| Baca Olazaval, Ximena | | | 1599 | PER | 0.00 | 1 | -0.06 | 25 | -1.50 | |
| Loyola Torres, Maria Gracia | | wc | 1619 | PER | 0.00 | 1 | -0.05 | 25 | -1.25 | |
| Benito Arotoma, Antonio Leonel | | | 1045 | PER | 1.00 | 1 | 0.37 | 25 | 9.25 | |
| Maravi Ceron, Ayme | | | 1197 | PER | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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 Nacional de Ajedrez Impar 2022 Sub 11 Absoluto | Lima | PER | 2022-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1262 | 1143 | 0.50 | 3 | -0.57 | 25 | -14.25 | |
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| Jara Pino, Mateo Stefano | | | 1409 | PER | 0.00 | 1 | -0.18 | 25 | -4.50 | |
| Atarama Tezen, Sebastian Alexis | | | 1320 | PER | 0.50 | 1 | 0.23 | 25 | 5.75 | |
| Castillo Alvarez, Eduardo Olegari | | | 1057 | PER | 0.00 | 1 | -0.62 | 25 | -15.50 | |
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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| 10 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1414 | 1143 | 1.50 | 3 | 0.73 | 25 | 18.25 | |
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| Garay Ramirez, Estefano Javier | | | 1450 | PER | 0.00 | 1 | -0.14 | 25 | -3.50 | |
| Navarro Maldonado, Monica Dayana | | | 1728 | VEN | 0.50 | 1 | 0.48 | 25 | 12.00 | |
| Gomez Jalixto, Matthew Yahir | | | 1064 | PER | 1.00 | 1 | 0.39 | 25 | 9.75 | |
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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| 1 Open IRT U1800 Circulo Peruano de Ajedrez | Lima | PER | 2022-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1143 | 1.00 | 5 | -0.15 | 25 | -3.75 | |
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| Reyes Zavaleta, Cristhian Yamil | | | 1572 | PER | 0.00 | 1 | -0.07 | 25 | -1.75 | |
| Acuna Alarcon, Claudia Micaela | | | 1412 | PER | 0.00 | 1 | -0.17 | 25 | -4.25 | |
| Coaquira Gonzales, Oscar Adriano | | | 1146 | PER | 1.00 | 1 | 0.50 | 25 | 12.50 | |
| Garay Ramirez, Estefano Javier | | | 1450 | PER | 0.00 | 1 | -0.14 | 25 | -3.50 | |
| Casqui Lopez, Marlon Gabriel | | | 1319 | PER | 0.00 | 1 | -0.27 | 25 | -6.75 | |
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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| 11 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1291 | 1143 | 1.50 | 4 | 0.26 | 25 | 6.50 | |
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| Mollo Figueroa, Nicole | | | 1419 | BOL | 0.00 | 1 | -0.17 | 25 | -4.25 | |
| Reyes Zavaleta, Sergio Gabriel | | | 1192 | PER | 1.00 | 1 | 0.57 | 25 | 14.25 | |
| Lapa Cunias, Marco Antonio | | | 1308 | PER | 0.50 | 1 | 0.22 | 25 | 5.50 | |
| Rojas Salas, Rihanna Irina | | | 1245 | PER | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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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