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Individual Calculations May 2023 |
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| Barros Jardi Arce, Sarai Total change: 19.20 | |   |
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| Grand Prix Nacional de Ajedrez 2022-2023 (7mo. Torneo) | Tarija | BOL | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1376 | 1246 | 2.50 | 6 | 0.21 | 40 | 8.40 | |
|  Montevilla Cahuasa, Jonathan I. | | | 1825 | BOL | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Aguilar, Martin | | | 1072 | BOL | 1.00 | 1 | 0.27 | 40 | 10.80 | |  Montevilla Cahuasa, Sebastian | | | 1314 | BOL | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Ortega, Gilmar | | | 1406 | BOL | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Cordero, Jhasith | | | 1520 | BOL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Bracamonte, Leonel | | | 1119 | BOL | 0.50 | 1 | -0.17 | 40 | -6.80 | |
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 2022-2023 (8vo. Torneo) | Cochabamba | BOL | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1465 | 1246 | 1.50 | 5 | 0.27 | 40 | 10.80 | |
| | Mendoza, Samantha | | | 1687 | BOL | 0.50 | 1 | 0.44 | 40 | 17.60 | | | Torrico Castro, Raikonen Dairo | | | 1404 | BOL | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Morales Estrada, Jhoel Henry | | | 1536 | BOL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Arce, Valeria | | | 1326 | BOL | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Morales Estrada, Jhon Alfredo | | | 1371 | BOL | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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