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| XXXVII Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 982 | 0.00 | 2 | -0.04 | 20 | -0.80 | |
|
 Vasquez Vargas, Henry Richard | | | 1717 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
| Robles Mamani, Fabio Francisco | | | 1521 | PER | 0.00 | 1 | -0.03 | 20 | -0.60 | |
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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| 38 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1248 | 987 | 1.50 | 5 | 0.20 | 20 | 4.00 | |
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| Flores Quillas, Diego Saul Rodri | f | | 1722 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
 Vilca Contreras, Dante Ivan | | | 1121 | PER | 0.50 | 1 | 0.18 | 20 | 3.60 | |
| Moscol Minano, Carlos Andres | | | 993 | PER | 1.00 | 1 | 0.51 | 20 | 10.20 | |
| Acuna Alarcon, Claudia Micaela | | | 1298 | PER | 0.00 | 1 | -0.14 | 20 | -2.80 | |
| Reyes Zavaleta, Sergio Gabriel | | | 1105 | PER | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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| 39 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1324 | 987 | 1.50 | 6 | 0.39 | 20 | 7.80 | |
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| Guzman Vera, Diego Alonso | | | 1539 | PER | 0.00 | 1 | -0.03 | 20 | -0.60 | |
| Ramirez Espino, Alessandro | | | 1224 | PER | 0.50 | 1 | 0.30 | 20 | 6.00 | |
| Caceres Sandoval, Eduardo | | | 1668 | PER | 0.00 | 1 | -0.01 | 20 | -0.20 | |
| Ramirez Mori, Angel Farid | | | 1197 | PER | 1.00 | 1 | 0.77 | 20 | 15.40 | |
| Fonseca Luna, Eduardo | | | 1369 | PER | 0.00 | 1 | -0.09 | 20 | -1.80 | |
| Guzman Vera, Xiomara Anahi | | | 949 | PER | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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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| 40 Open IRT Blitz Club Hermanos Rojas | Lima | PER | 2021-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1299 | 987 | 0.00 | 4 | -0.72 | 20 | -14.40 | |
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| Guzman Vera, Diego Alonso | | | 1539 | PER | 0.00 | 1 | -0.03 | 20 | -0.60 | |
| Ramirez Espino, Gian Sandro | | | 1164 | PER | 0.00 | 1 | -0.27 | 20 | -5.40 | |
| Reyes Zavaleta, Cristhian Yamil | | | 1386 | PER | 0.00 | 1 | -0.08 | 20 | -1.60 | |
| Reyes Zavaleta, Sergio Gabriel | | | 1105 | PER | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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