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Individual Calculations September 2011 |
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| Marquez, Juan Total change: 7.50 | |   |
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| XXII Torneo Panamericano de Ajedrez de la Juventud 2011 U-12 Absoluto | Cali | COL | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1682 | 2.00 | 4 | 0.25 | 30 | 7.50 | |
|  Naranjo, Irwin | | | 1618 | ECU | 1.00 | 1 | 0.41 | 30 | 12.30 | |  Kong, Dezheng | | | 2069 | CAN | 1.00 | 1 | 0.91 | 30 | 27.30 | | | Chong Chinchay, Eric Joel | | | 1848 | PER | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Jacome, Esteban | | | 1450 | ECU | 0.00 | 1 | -0.79 | 30 | -23.70 | |
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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