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Individual Calculations August 2023 |
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| Velarde Alarcon, Jhoana Total change: -19.60 | |   |
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| XVIII CAMPEONATO SUDAMERICANO DE AJEDREZ SUB 20 FEMENINO 2023 | Antofagasta | CHI | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1445 | 3.50 | 8 | 1.04 | 40 | 41.60 | |
|  De Freitas, Isabella Ribeiro Cont | | | 1898 | BRA | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Ascencio Salazar, Elena | | | 1339 | CHI | 1.00 | 1 | 0.36 | 40 | 14.40 | |  Mayeregger Gonzalez, Renata | | | 1808 | PAR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Yepez Montenegro, Gloria Luz | | | 1689 | BOL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Olivares Araya, Tamara Alejandra | | | 1427 | CHI | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Vergara Arenas, Amapola Angely | | | 1299 | CHI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Hernandez Bermudez, Manuela | | wf | 1909 | COL | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Contreras Suazo, Rocio | | | 1706 | CHI | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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) | | | | Grand Prix Nacional de Ajedrez 2023-2024 (2do. Torneo) | Oruro | BOL | 2023-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1445 | 0.00 | 3 | -1.53 | 40 | -61.20 | |
| | Ramallo Aguilar, Ariadne Ricela | | | 1504 | BOL | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Gareca Ordonez, Carla Angelica | | | 1628 | BOL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Cuentas Molina, Adrian | | | 1150 | BOL | 0.00 | 1 | -0.85 | 40 | -34.00 | |
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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