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Individual Calculations August 2023 |
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| Pena Cifuentes, Tomas Alberto Total change: -20.80 | |   |
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| XVIII CAMPEONATO SUDAMERICANO DE AJEDREZ SUB 20 ABSOLUTO 2023 | Antofagasta | CHI | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2126 | 5.50 | 9 | -1.04 | 20 | -20.80 | |
|  Nava Torrez, Jonatan | | | 1726 * | CHI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Orrego Palermo, Marcelo | | | 1870 | CHI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Gomez Barrera, Gonzalo Andres | | | 1983 | CHI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Melian, Juan Sebastian | f | | 2277 | PAR | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Bahamondes Cepeda, Juan Pablo | | | 1948 | CHI | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Gasic Merino, Martin Andrei | | | 1609 | CHI | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Reyes Zavaleta, Diego Alexander | | | 1778 | PER | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Munoz Ramos, Christopher | | | 1991 | CHI | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Ballesteros Cardenas, Leonardo | c | | 2085 | CHI | 0.50 | 1 | -0.06 | 20 | -1.20 | | | * 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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