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Individual Calculations September 2011 |
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| Gomez Guardo, Laura Meli Total change: -20.10 | |   |
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| XXII Torneo Panamericano de Ajedrez de la Juventud 2011 U-12 Femenino | Cali | COL | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1631 | 1872 | 1.00 | 3 | -1.34 | 15 | -20.10 | |
|  Mesa, Brenda Sofia | | | 1806 | COL | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Durand, Maria Paula | | | 1592 | PER | 0.50 | 1 | -0.34 | 15 | -5.10 | |  Viveros, Erica Johana | | | 1495 | COL | 0.00 | 1 | -0.91 | 15 | -13.65 | |
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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