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Individual Calculations August 2017 |
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| Huayhuas Robles, Laura Sofia Total change: 38.00 | |   |
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| Panamerican Youth Championship 2017 Girls U-12 | San Jose | CRC | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1469 | 1258 | 2.00 | 6 | 0.59 | 40 | 23.60 | |
|  Yellamraju, Ambica | | wc | 1478 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Kastanieda, Alla | | | 1426 | PER | 1.00 | 1 | 0.72 | 40 | 28.80 | |  Nguyen, Anh Nhu | | wc | 1494 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Martinez Zambrano, Karina Paola | | | 1462 | ECU | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Castano, Saray | | | 1569 | COL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Francisco Guecamburu, Candela Be | | | 1384 | ARG | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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) | | | | Campeonato Metropolitano Escolar Grupo A Sub 11 Femenino | Lima | PER | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1325 | 1258 | 2.00 | 4 | 0.36 | 40 | 14.40 | |
| | Maravi Ceron, Ayme | | | 1057 | PER | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Bravo Mallco, Kate Azumi | | | 1433 | PER | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Vega Paucar, Emely Bachellet | | | 1382 | PER | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Kastanieda, Alla | | | 1426 | PER | 0.50 | 1 | 0.22 | 40 | 8.80 | |
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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