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Individual Calculations September 2011 |
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| Zapata, Juan Carlos Total change: -16.05 | |   |
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| Festival IRT Internacional Feria de las Flores 2011 Inmemoriam MI Carlos Cuartas (El Mago) | Medellin | COL | 2011-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2130 | 3.00 | 6 | -1.07 | 15 | -16.05 | |
|  Villamil, Nahum Jose | | | 1839 | COL | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Arenas, David | m | | 2437 | COL | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Hernandez Montes, Jhon Sebastian | | | 1935 | COL | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Uribe Fajardo, Juan Felipe | | | 1929 | COL | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Riascos, Guillermo | | | 1914 | COL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Sierra Mejia, Juan Pablo | | | 1901 | COL | 1.00 | 1 | 0.21 | 15 | 3.15 | |
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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