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Individual Calculations May 2010 |
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| Pena, Dario Total change: -1.00 | |   |
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| IRT Abierto de Semana Santa Medellin 2010 | Medellin | COL | 2010-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2258 | 1936 | 0.50 | 4 | -0.04 | 25 | -1.00 | |
|  Guerrero, Juan Carlos | m | | 2275 | COL | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Aponte Castillo, Jose Ernesto | | | 2202 | COL | 0.00 | 1 | -0.18 | 25 | -4.50 | |  Vargas, Arteaga Alexis | | | 2251 | COL | 0.50 | 1 | 0.36 | 25 | 9.00 | | | Tovio, Israel | | | 2303 | COL | 0.00 | 1 | -0.10 | 25 | -2.50 | |
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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