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Individual Calculations January 2020 |
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| Rojas Salas, Rihanna Irina Total change: 55.60 | |   |
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| Festival Sudamericano de la Juventud 2019 Sub 8 Femenino | CABA | ARG | 2019-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1147 | 1075 | 3.00 | 4 | 1.39 | 40 | 55.60 | |
|  Nunes, Nicole | | | 1145 | BRA | 1.00 | 1 | 0.60 | 40 | 24.00 | |  Mollo Figueroa, Nicole | | | 1179 | BOL | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Guzman, Vanesa | | | 1227 | ARG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Barrientos Mamani, Andrea | | | 1036 | BOL | 1.00 | 1 | 0.45 | 40 | 18.00 | |
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) | | |
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