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Individual Calculations April 2009 |
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| Buitrago, Juan Carlos Total change: -9.30 | |   |
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| IRT X Open Feria de Cali ELITE | Cali | COL | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 2169 | 2.00 | 5 | -0.62 | 15 | -9.30 | |
|  Pazos Gambarrotti, Plinio | m | | 2327 | ECU | 0.50 | 1 | 0.21 | 15 | 3.15 | |  Remicio Duque, John H | | | 2216 | COL | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Plazas, Alfonso | | | 2025 | COL | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Schneider-Zinner, Werner | | | 2043 | AUT | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Mateus, Martha | | | 2138 | COL | 0.00 | 1 | -0.54 | 15 | -8.10 | |
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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