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Individual Calculations March 2023 |
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| Rojas Salas, Steven Total change: 9.40 | |   |
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| I Open Internacional Master Chess Peru | Lima | PER | 2023-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 2208 | 6.00 | 9 | 0.47 | 20 | 9.40 | |
|  Maravi Ceron, Ayme | | | 1808 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Palomino Landeo, Diego Fernando | | | 1641 | PER | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Bendezu Yupanqui, Albert Martin | | | 1609 | PER | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Leiva, Gianmarco | m | | 2398 | PER | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Granda Zuniga, Julio E | g | | 2630 | PER | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Ramirez Sifuentes, Luis Angel | | | 1775 | PER | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Principe, Gerson | f | | 2226 | PER | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Oswaldo Valentin, Requejo Cotrin | f | | 2187 | PER | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Delgado Romero, Marco | | | 2288 | PER | 0.00 | 1 | -0.39 | 20 | -7.80 | | | * 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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