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Individual Calculations August 2022 |
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| Reyes Zavaleta, Sergio Gabriel Total change: 56.27 | |   |
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| I IRT Cerrado U-2400 Club Hermanos Rojas | Lima | PER | 2022-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1087 | 1.00 | 8 | -0.93 | 17 | -15.81 | |
|  Mollo Figueroa, Nicole | | | 1343 | BOL | 0.50 | 1 | 0.31 | 17 | 5.27 | |  Farfan Tipacti, Camilo | | | 1146 | PER | 0.00 | 1 | -0.42 | 17 | -7.14 | | | Maravi Ceron, Ayme | | | 1159 | PER | 0.00 | 1 | -0.40 | 17 | -6.80 | | | Reyes Zavaleta, Cristhian Yamil | | | 1546 | PER | 0.00 | 1 | -0.05 | 17 | -0.85 | | | Vilca Contreras, Dante Ivan | | | 1429 | PER | 0.50 | 1 | 0.38 | 17 | 6.46 | | | Rojas Salas, Rihanna Irina | | | 1118 | PER | 0.00 | 1 | -0.46 | 17 | -7.82 | | | Garay Ramirez, Estefano Javier | | | 1396 | PER | 0.00 | 1 | -0.14 | 17 | -2.38 | | | Herrada, Blanco Maria Fernanda | | | 1378 | PER | 0.00 | 1 | -0.15 | 17 | -2.55 | |
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) | | | | 3 IRT Cerrado U-2400 Club Hermanos Rojas | Lima | PER | 2022-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1087 | 5.00 | 11 | 2.75 | 17 | 46.75 | |
| | Rojas Salas, Rihanna Irina | | | 1118 | PER | 1.00 | 1 | 0.54 | 17 | 9.18 | | | Bendezu Yupanqui, Albert Martin | | | 1495 | PER | 0.00 | 1 | -0.08 | 17 | -1.36 | | | Jimenez Salas, Fabiana | | | 1038 | PER | 1.00 | 1 | 0.43 | 17 | 7.31 | | | Toledo Flores, Jhoackin Enrique | | | 1470 | PER | 0.00 | 1 | -0.09 | 17 | -1.53 | | | Jimenez Salas, Maria Teresa | | | 1718 | PER | 0.50 | 1 | 0.49 | 17 | 8.33 | | | Chesa Horiuchi, Nikolas Gabriel | | | 1030 | PER | 0.50 | 1 | -0.08 | 17 | -1.36 | | | Carmona Carrillo, Carlos Rafael A | | | 1761 | ESP | 1.00 | 1 | 0.99 | 17 | 16.83 | | | Reyes Zavaleta, Cristhian Yamil | | | 1546 | PER | 0.00 | 1 | -0.05 | 17 | -0.85 | | | Herrada, Blanco Maria Fernanda | | | 1378 | PER | 0.00 | 1 | -0.15 | 17 | -2.55 | | | Mollo Figueroa, Nicole | | | 1343 | BOL | 1.00 | 1 | 0.81 | 17 | 13.77 | | | Quevedo Perales, Aaron Wilfredo | | | 1525 | PER | 0.00 | 1 | -0.06 | 17 | -1.02 | |
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) | | | | Pan American Youth Chess Festival 2022 U12 Open | Montevideo | URU | 2022-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1378 | 1087 | 3.00 | 8 | 1.15 | 17 | 19.55 | |
| | Arias Diaz, Javier Alonso | | | 1604 | CHI | 0.00 | 1 | -0.04 | 17 | -0.68 | | | Ortega Amaya, Santiago Enmanuel | | | 1865 | VEN | 0.50 | 1 | 0.50 | 17 | 8.50 | | | Mane, Arnav | | | 1203 | CAN | 0.00 | 1 | -0.34 | 17 | -5.78 | | | Lopez Vivanco, Gregorio | | | 1049 | CHI | 1.00 | 1 | 0.45 | 17 | 7.65 | | | Cardarelli, Leon | | | 1447 | URU | 0.50 | 1 | 0.40 | 17 | 6.80 | | | Da Silva, Kauan Salvagni Teles | | | 1377 | BRA | 0.50 | 1 | 0.34 | 17 | 5.78 | | | Nava Cahuana, Rico Sheng Ling | | | 1067 | PER | 0.00 | 1 | -0.53 | 17 | -9.01 | | | Mora Valles, Joaquin | | | 1408 | CHI | 0.50 | 1 | 0.37 | 17 | 6.29 | |
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) | | | | 7 Open IRT U-2400 Club Hermanos Rojas | Lima | PER | 2022-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1351 | 1163 | 4.50 | 13 | 0.34 | 17 | 5.78 | |
| | Herrada, Blanco Maria Fernanda | | | 1380 | PER | 0.00 | 1 | -0.22 | 17 | -3.74 | | | Rojas Salas, Rihanna Irina | | | 1203 | PER | 0.00 | 1 | -0.44 | 17 | -7.48 | | | Ramirez Mori, Angel Farid | | | 1245 | PER | 0.00 | 1 | -0.39 | 17 | -6.63 | | | Ramirez Mori, Jael Eduardo | | | 1095 | PER | 1.00 | 1 | 0.41 | 17 | 6.97 | | | Farfan Tipacti, Camilo | | | 1109 | PER | 1.00 | 1 | 0.42 | 17 | 7.14 | | | Maravi Ceron, Ayme | | | 1203 | PER | 0.00 | 1 | -0.44 | 17 | -7.48 | | | Jimenez Salas, Fabiana | | | 1029 | PER | 1.00 | 1 | 0.32 | 17 | 5.44 | | | Mollo Figueroa, Nicole | | | 1362 | BOL | 0.00 | 1 | -0.24 | 17 | -4.08 | | | Reyes Zavaleta, Fabian Ricardo | | | 2055 | PER | 0.00 | 1 | 0.00 | 17 | 0.00 | | | Reyes Zavaleta, Cristhian Yamil | | | 1524 | PER | 0.00 | 1 | -0.10 | 17 | -1.70 | | | Vilca Contreras, Dante Ivan | | | 1438 | PER | 0.50 | 1 | 0.33 | 17 | 5.61 | | | Bendezu Yupanqui, Albert Martin | | | 1476 | PER | 0.00 | 1 | -0.14 | 17 | -2.38 | | | Garay Ramirez, Estefano Javier | | | 1441 | PER | 1.00 | 1 | 0.83 | 17 | 14.11 | |
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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