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Individual Calculations January 2024 |
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| Vilca Contreras, Dante Ivan Total change: 87.78 | |   |
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| XIX Festival Sul-Americano da Juventude 2023 STD - U12 Absoluto | Florianopolis SC | BRA | 2023-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1547 | 5.50 | 9 | 2.19 | 38 | 83.22 | |
|  Cammarota, Andres | | | 1149 | URU | 1.00 | 1 | 0.08 | 38 | 3.04 | |  Munoz Ramos, Christopher | f | | 2041 | CHI | 0.50 | 1 | 0.46 | 38 | 17.48 | | | Duarte Fernandez, Agustin | | | 1922 | ARG | 0.00 | 1 | -0.09 | 38 | -3.42 | | | Moreira Roldan, Leonardo | | | 1305 | CHI | 1.00 | 1 | 0.20 | 38 | 7.60 | | | Reyes Zavaleta, Sergio Gabriel | | | 1340 | PER | 1.00 | 1 | 0.23 | 38 | 8.74 | | | Ayala Delgado, Sergio Alejandro | | | 2194 | COL | 1.00 | 1 | 0.99 | 38 | 37.62 | | | Calcada, Lucas Galvan | | | 1770 | BRA | 0.50 | 1 | 0.28 | 38 | 10.64 | | | Jardim, Frederico Rodrigues | | | 1931 | BRA | 0.00 | 1 | -0.09 | 38 | -3.42 | | | Mattos, Bernardo Cunha | | | 1643 | BRA | 0.50 | 1 | 0.13 | 38 | 4.94 | |
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) | | | | IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 11 Absoluto | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1321 | 1547 | 7.00 | 9 | 0.12 | 38 | 4.56 | |
| | Lavado Ladera, Cris Adrian | | | 1147 * | PER | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Ydrogo Agreda, Gustavo Alonso | | | 1197 * | PER | 1.00 | 1 | 0.11 | 38 | 4.18 | | | Arroyo Zarate, Andre Richard Rive | | | 1246 | PER | 1.00 | 1 | 0.15 | 38 | 5.70 | | | Navarro Costa, Alejandro Mauricio | | | 1225 | PER | 1.00 | 1 | 0.13 | 38 | 4.94 | | | Alvarez Orellana, Isai Jeremi | | | 1399 | BOL | 0.50 | 1 | -0.20 | 38 | -7.60 | | | Paredes Minaya, Crhistian Jesus | | | 1374 | PER | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Santiago Perez, Luis Yamil | | | 1641 | PER | 0.50 | 1 | 0.13 | 38 | 4.94 | | | Castillo Perales, Bernardo Jonay | | | 1277 | PER | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Llatas Parihuaman, Jose Maria | | | 1384 | PER | 0.00 | 1 | -0.72 | 38 | -27.36 | | | * 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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