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Individual Calculations April 2023 |
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| Barrientos Mamani, Andrea Total change: -67.60 | |   |
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| 2do. Torneo Sub-14 Femenino, Clasificatorio al Panamericano 2023 | Oruro | BOL | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1222 | 2.00 | 5 | -0.78 | 40 | -31.20 | |
|  Ameller Flores, Catalina | | | 1180 | BOL | 0.50 | 1 | -0.06 | 40 | -2.40 | |  Rojas Ramos, Lesli Meliza | | | 1312 | BOL | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Villegas Garcia, Renata Alejandra | | | 1169 | BOL | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Santos Callahuara, Monzerrat | | | 1142 | BOL | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Huanapaco Mamani, Sameli | | | 1102 | BOL | 0.00 | 1 | -0.66 | 40 | -26.40 | |
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) | | | | IRT "Homenaje al Ajedrecista Atilio Zeballos Batallanos" | Tarija | BOL | 2023-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1440 | 1222 | 0.00 | 3 | -0.91 | 40 | -36.40 | |
| | Rodriguez Nina, Fabian | | | 1595 | BOL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Mendoza, Samantha | | | 1701 | BOL | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Ontiveros, Roberto Alejandro | | | 1024 | BOL | 0.00 | 1 | -0.76 | 40 | -30.40 | |
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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