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| 41 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1173 | 1101 | 1.00 | 5 | -1.21 | 20 | -24.20 | |
|
 Reyes Zavaleta, Diego Alexander | | | 1577 | PER | 0.00 | 1 | -0.05 | 20 | -1.00 | |
| Coaquira Gonzales, Oscar Adriano | | | 1019 | PER | 0.00 | 1 | -0.61 | 20 | -12.20 | |
| Ramirez Espino, Gian Sandro | | | 1144 | PER | 0.00 | 1 | -0.44 | 20 | -8.80 | |
| Espichan Serna, Magaly Del Rosari | | | 1020 | PER | 1.00 | 1 | 0.39 | 20 | 7.80 | |
 Espichan Serna, Luis Ricardo | | | 1104 | PER | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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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| 42 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1449 | 1101 | 0.00 | 4 | -0.86 | 20 | -17.20 | |
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| Vega Paucar, Emely Bachellet | | | 1751 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
| Farfan Tipacti, Camilo | | | 1168 | PER | 0.00 | 1 | -0.41 | 20 | -8.20 | |
| Ramirez Mori, Angel Farid | | | 1149 | PER | 0.00 | 1 | -0.43 | 20 | -8.60 | |
| Garcia Andrada, Heidy Nicole | | wf | 1729 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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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| 43 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1201 | 1101 | 2.50 | 7 | -0.30 | 20 | -6.00 | |
|
| Guzman Vera, Diego Alonso | | | 1585 | PER | 0.00 | 1 | -0.05 | 20 | -1.00 | |
| Ramirez Espino, Alessandro | | | 1212 | PER | 1.00 | 1 | 0.65 | 20 | 13.00 | |
| Guzman Vera, Allison Nicole | | | 1138 | PER | 0.00 | 1 | -0.45 | 20 | -9.00 | |
| Reyes Zavaleta, Cristhian Yamil | | | 1387 | PER | 0.00 | 1 | -0.16 | 20 | -3.20 | |
| Espichan Serna, Luis Ricardo | | | 1104 | PER | 0.50 | 1 | 0.00 | 20 | 0.00 | |
| Guzman Vera, Xiomara Anahi | | | 964 | PER | 0.00 | 1 | -0.68 | 20 | -13.60 | |
| Espichan Serna, Magaly Del Rosari | | | 1020 | PER | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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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| IV IRT Blitz Armagedon libre | Lima | PER | 2021-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1330 | 1101 | 0.50 | 3 | -0.57 | 20 | -11.40 | |
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| Villar Reymundo, Juan Antonio | | | 1836 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
| Astoyauri De La Cruz, Fernando Is | | | 1021 | PER | 0.50 | 1 | -0.11 | 20 | -2.20 | |
| Suarez Chavez, Alejandro | | | 1134 | PER | 0.00 | 1 | -0.45 | 20 | -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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