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Individual Calculations January 2011 |
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| Ospina Escobar, Juan Pablo Total change: 3.25 | |   |
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| Festival Centroamericano y del Caribe de la Juventud U-12 Boys | Medellin | COL | 2010-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1872 | 1.00 | 2 | 0.13 | 25 | 3.25 | |
|  Jimenez, Leonardo Andres | | | 1889 | COL | 1.00 | 1 | 0.52 | 25 | 13.00 | | | Diaz Herrera, Leider Andres | | | 1952 | COL | 0.00 | 1 | -0.39 | 25 | -9.75 | |
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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