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Individual Calculations September 2011 |
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| Arenas, David Total change: -11.20 | |   |
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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 |
| 2157 | 2437 | 5.50 | 8 | -1.12 | 10 | -11.20 | |
|  Martinez, Mauricio | | | 2037 * | COL | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Ruiz C, Joshua D | f | | 2148 | COL | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Zapata, Juan Carlos | | | 2130 | COL | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Apontecastillo, Ernesto | | | 2182 | COL | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Carvajal, Nolberto | f | | 2310 | COL | 0.00 | 1 | -0.67 | 10 | -6.70 | | | Blandon Villa, Diego F | | | 2148 | COL | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Betancourt, David | | | 2194 | COL | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Diaz Arboleda, Daniel | | | 2107 | COL | 1.00 | 1 | 0.12 | 10 | 1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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