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Individual Calculations August 2023 |
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| Brasil, Joahaby Batista Total change: -42.40 | |   |
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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 |
| 1741 | 1895 | 4.00 | 8 | -1.06 | 40 | -42.40 | |
|  Castellanos Villela, Alejandro | c | | 2203 | CHI | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Ballesteros Cardenas, Leonardo | c | | 2085 | CHI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Castro Salgado, Pablo | | | 2242 | CHI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Ricouz Vasquez, Enzo Joaquin | | | 1549 | CHI | 0.00 | 1 | -0.89 | 40 | -35.60 | | | Mora Valles, Joaquin | | | 1262 | CHI | 0.50 | 1 | -0.49 | 40 | -19.60 | | | Salas Radovic, Mateo Gareth | | | 1495 * | CHI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gasic Merino, Martin Andrei | | | 1609 | CHI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Cifuentes Marinao, Cristobal Igna | | | 1486 | CHI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * 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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