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Individual Calculations January 2010 |
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| Mendonza, Samanta Total change: -29.55 | |   |
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| VI Festival Sudamericano Juventud 2009 Sub-18 Fem | Mendes/RJ | BRA | 2009-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1793 | 0.00 | 5 | -1.78 | 15 | -26.70 | |
|  Cornejo Rojas, Natalia | | | 1828 | PER | 0.00 | 1 | -0.45 | 15 | -6.75 | |  De Oliveira, Ana Paula | | | 1786 | BRA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Toro Pradenas, Maria Jose | | wf | 2029 | CHI | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Cordero, Daniela | | | 1972 | BOL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Tapia Alvarado, Isabel | | | 1900 | PER | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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) | | | | Nacional Mayor "Femenino 2009" | Tarija - Yacuiba | BOL | 2009-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 1793 | 0.50 | 3 | -0.19 | 15 | -2.85 | |
| | Luna, Raisa | | wf | 2083 | BOL | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Cordero, Daniela | | | 1972 | BOL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Estrada, Lucia | | wc | 1979 | BOL | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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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