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Individual Calculations September 2019 |
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| Jurado Grefa, Heidy Total change: 80.80 | |   |
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| Panamericano de la Juventud 2019 sub 12 femenino | Guayaquil | ECU | 2019-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1075 | 1.50 | 6 | 0.57 | 40 | 22.80 | |
|  Li, Melina | | | 1475 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Gupta, Sara | | | 1475 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Velea, Sophie | | wc | 1475 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Soto Huaranca, Adriana | | | 1475 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Velarde Hernandez, Paulina Yunuen | | | 1170 | MEX | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Galvez Aguirre, Valentina | | | 1279 | CHI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Campeonato Nacional sub 12 femenino 2019 | Quito | ECU | 2019-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1335 | 1075 | 2.00 | 3 | 1.45 | 40 | 58.00 | |
| | Artieda Berru, Ariadna Ameli | | | 1308 | ECU | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Arcos Moreira, Sara Noemi | | wc | 1379 | ECU | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Gruezo Garcia, Ainoa | | | 1318 | ECU | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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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