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Individual Calculations January 2024 |
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| Guzman Vera, Diego Alonso Total change: 30.40 | |   |
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| IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 17 Absoluto | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1656 | 5.00 | 9 | 0.76 | 40 | 30.40 | |
|  Blengeri Gutierrez, Giorgio Danie | | | 1256 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Cahuapaza Tarapaca, Leonardo | | | 1814 | PER | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Castro Velasco, Carlos Andres | | | 1500 | BOL | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Quiroz Alva, Franco Rodrigo | | | 1956 | PER | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Sifuentes Alcantara, Jhony Sebas | | | 1768 | PER | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Guerrero Cajeca, Matias Israel | | | 1735 | ECU | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Zapata Romero, Italo German | | | 1861 | PER | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Salazar Flores, Yerick Alexander | | | 1666 | PER | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Cuya Huapaya, Joseph Alexis | | | 1505 | PER | 0.50 | 1 | -0.20 | 40 | -8.00 | | | * 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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