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Individual Calculations April 2023 |
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| Kilibarda Acebey, Veroska Isabela Total change: 86.00 | |   |
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| Grand Prix Nacional de Ajedrez 2022-2023 (6to. Torneo) | Cochabamba | BOL | 2023-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1388 | 1.50 | 5 | 0.83 | 40 | 33.20 | |
|  Montevilla Cahuasa, Jonathan I. | | | 1807 | BOL | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Yepez Montenegro, Gloria Luz | | | 1681 | BOL | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Molina, Ruben | | | 1818 | BOL | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Fernandez Conni, Isaac Paulo | | | 1558 | BOL | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Salas, Javier | | | 1748 | BOL | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | | | IRT "Homenaje al Ajedrecista Atilio Zeballos Batallanos" | Tarija | BOL | 2023-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1458 | 1388 | 3.00 | 4 | 1.32 | 40 | 52.80 | |
| | Mendoza, Samantha | | | 1701 | BOL | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Zeballos, Atilio | | | 1383 | BOL | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Arce Arduz, Luis Fernando | | | 1152 | BOL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Rodriguez Nina, Fabian | | | 1595 | BOL | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | |
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