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Individual Calculations June 2023 |
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| Cosme Contreras, Trilce Total change: -41.00 | |   |
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| XIV Campeonato Continental Femenino de Ajedrez de las Americas 2023 | La Habana | CUB | 2023-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1783 | 1975 | 3.00 | 7 | -2.12 | 20 | -42.40 | |
|  Field, Rowan Soraya | | | 1741 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Ortiz Verdezoto, Anahi | | wm | 2187 | ECU | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Chung Hurtado, Yaleika | | wf | 1693 | PAN | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Pacheco Jimenez, Yesenia | | | 1794 | ECU | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Ramirez Gonzalez, Maria Jose | | wf | 1758 | CRC | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Blackman, Katrina | | wc | 1668 | BAR | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Vasquez Jaen, Lourdes Lorena | | | 1642 | PAN | 0.50 | 1 | -0.38 | 20 | -7.60 | |
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) | | | | XVI CAMPEONATO CONTINENTAL ABSOLUTO DE AJEDREZ DE LAS AMERICAS 2023 | Juan Dolio, Republica Dominicana | DOM | 2023-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1975 | 5.50 | 11 | 0.07 | 20 | 1.40 | |
| | Galaviz Medina, Sion Radamantys | m | | 2398 | MEX | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Serafim Junior, Arnor | | | 1672 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Tapia Ostolaza, Alexei | f | | 2193 | PAN | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Galvez Aguirre, Valentina | | | 1575 * | CHI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Nair, Ajitesh | | | 1822 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Avila Rodriguez, Joshua Ad | c | | 2240 | MEX | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Pereira Vera, Henry Alberto | | | 1759 | COL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Lara, Santos Angel Sebastian | | | 1534 | DOM | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Alboredo, Julia | f | wm | 2220 | BRA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Zilleruelo Irizarry, Diego | c | | 2099 | PUR | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Jodorcovsky Werjivker, Paulo | c | | 2182 | PAR | 0.50 | 1 | 0.27 | 20 | 5.40 | | | * 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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