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Individual Calculations January 2023 |
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| Peiro Mayer, Melissa Total change: -26.00 | |   |
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| Sudamericano Escolar 2022 Sub 15 | Ciudad del Este | PAR | 2022-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1392 | 1.00 | 4 | -0.65 | 40 | -26.00 | |
|  Jimenez Salas, Maria Teresa | | | 1776 | PER | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Villegas Ampuero, Consuelo | | | 1407 | CHI | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Fernandez Velazquez, Josias Andre | | | 1229 | PAR | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Orbe Vivero, Maria Jose | | | 1493 | ECU | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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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