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Individual Calculations May 2023 |
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| Rodriguez Barrientos, Johan Razie Total change: -7.20 | |   |
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| IRT Departamental de Categorias Impares ADAC: Sub-11 | Cochabamba | BOL | 2023-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1163 | 1303 | 2.00 | 4 | -0.71 | 40 | -28.40 | |
|  Rosas Navarro, Dominic Giselle | | | 1145 | BOL | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Apaza Chambi, Deuel Gael | | | 1029 | BOL | 1.00 | 1 | 0.17 | 40 | 6.80 | |  Marcoz Orellana, Matias Alexis | | | 1157 | BOL | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Bonifacio Sarmiento, Derek Mauric | | | 1321 | BOL | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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 |
| 1469 | 1303 | 1.50 | 3 | 0.53 | 40 | 21.20 | |
| | Montevilla Cahuasa, Amanda | | | 1139 | BOL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Mendoza, Samantha | | | 1687 | BOL | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Fernandez Conni, Isaac Paulo | | | 1582 | BOL | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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