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| 6 Open IRT U-2400 Club Hermanos Rojas | Lima | PER | 2022-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1408 | 4.50 | 7 | 0.42 | 24 | 10.08 | |
|
 Gomez Nunez, Fabian Elmer | | | 1099 | PER | 0.00 | 1 | -0.86 | 24 | -20.64 | |
| Diaz Bermudez, Pedro Teofilo | | | 1266 | PER | 1.00 | 1 | 0.31 | 24 | 7.44 | |
 Vilca Contreras, Dante Ivan | | | 1361 | PER | 0.50 | 1 | -0.07 | 24 | -1.68 | |
| Rondon Chacon, Rene Ibrahim | | | 2042 | VEN | 0.00 | 1 | -0.01 | 24 | -0.24 | |
| Herrada, Blanco Maria Fernanda | | | 1357 | PER | 1.00 | 1 | 0.43 | 24 | 10.32 | |
| Mollo Figueroa, Nicole | | | 1340 | BOL | 1.00 | 1 | 0.41 | 24 | 9.84 | |
| Maravi Ceron, Ayme | | | 1175 | PER | 1.00 | 1 | 0.21 | 24 | 5.04 | |
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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| II Open IRT U1800 Escuela Trinitaria Deportiva | Lima | PER | 2022-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1408 | 3.00 | 6 | -0.67 | 24 | -16.08 | |
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| Huacho Flores, Gadiel Misael | | | 1054 | PER | 0.00 | 1 | -0.89 | 24 | -21.36 | |
| Dipas Cipra, Adrian Alexis | | | 1104 | PER | 1.00 | 1 | 0.14 | 24 | 3.36 | |
| Levano Loayza, Adriano Jaffet | | | 1240 | PER | 1.00 | 1 | 0.28 | 24 | 6.72 | |
| Acuna Alarcon, Claudia Micaela | | | 1321 | PER | 1.00 | 1 | 0.38 | 24 | 9.12 | |
| Quevedo Perales, Aaron Wilfredo | | | 1444 | PER | 0.00 | 1 | -0.45 | 24 | -10.80 | |
| Puga Y Puga, Antonio Nicolas | | | 1725 | PER | 0.00 | 1 | -0.13 | 24 | -3.12 | |
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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| 3 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1172 | 1489 | 1.50 | 3 | -1.06 | 24 | -25.44 | |
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| Gallegos Uscamayta, Wilson | | | 1112 | PER | 0.50 | 1 | -0.41 | 24 | -9.84 | |
| Vilca Contreras, Dante Ivan | | | 1315 | PER | 0.00 | 1 | -0.73 | 24 | -17.52 | |
| Rojas Salas, Rihanna Irina | | | 1089 * | PER | 1.00 | 1 | 0.08 | 24 | 1.92 | |
| * 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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| 4 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1243 | 1489 | 3.00 | 6 | -1.63 | 24 | -39.12 | |
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| Carbajal Sotomayor, Cesar Stefano | | | 1097 | PER | 1.00 | 1 | 0.08 | 24 | 1.92 | |
| Chesa Horiuchi, Nikolas Gabriel | | | 1080 | PER | 0.50 | 1 | -0.42 | 24 | -10.08 | |
| Ramirez Espino, Alessandro | | | 1326 | PER | 0.00 | 1 | -0.72 | 24 | -17.28 | |
| Ramirez Mori, Jael Eduardo | | | 1089 * | PER | 1.00 | 1 | 0.08 | 24 | 1.92 | |
| Bendezu Yupanqui, Albert Martin | | | 1505 | PER | 0.00 | 1 | -0.48 | 24 | -11.52 | |
| Herrada, Blanco Maria Fernanda | | | 1360 | PER | 0.50 | 1 | -0.17 | 24 | -4.08 | |
| * 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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| 6 Open IRT U1800 Club Hermanos Rojas | Lima | PER | 2022-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1489 | 4.00 | 7 | -0.95 | 24 | -22.80 | |
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| Villafuerte Mamani, Raid Kamil | | | 1137 | PER | 0.00 | 1 | -0.89 | 24 | -21.36 | |
| Ccana Minauro, Reiben Andre | | | 1191 | PER | 1.00 | 1 | 0.15 | 24 | 3.60 | |
| Jimenez Salas, Fabiana | | | 1109 | PER | 1.00 | 1 | 0.09 | 24 | 2.16 | |
| Ramirez Espino, Gian Sandro | | | 1199 | PER | 1.00 | 1 | 0.16 | 24 | 3.84 | |
| Mollo Figueroa, Nicole | | | 1340 | BOL | 0.00 | 1 | -0.70 | 24 | -16.80 | |
| Bendezu Yupanqui, Albert Martin | | | 1505 | PER | 1.00 | 1 | 0.52 | 24 | 12.48 | |
| Villafuerte Mamani, Khalid Stepha | | | 1652 | PER | 0.00 | 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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