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Individual Calculations January 2024 |
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| Rojas Arca, Rosa Maria Total change: -11.60 | |   |
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| IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 13 Femenino | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1227 | 1026 | 1.00 | 5 | -0.29 | 40 | -11.60 | |
|  Toala, Velez Dayra Jamileth | | | 1314 | ECU | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Vasquez Torres, Ariana Fernanda | | | 1101 | PER | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Condori Quispe, Leysi Azucena | | | 1099 | PER | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Ascama Paredes, Sofia Elvira | | | 1374 | PER | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Andrade Guerreros, Gabriela Jimen | | | 1246 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | |
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