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Individual Calculations January 2010 |
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| Berti Contreras, Lorenginis Total change: -20.70 | |   |
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| Torneo de Ajedrez Interempresas ENDESA 2009 | Santiago | CHI | 2009-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2125 | 1.50 | 6 | -1.38 | 15 | -20.70 | |
|  Pollio, Carlos | | | 2004 | ARG | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Castillo Grado, Augusto | | | 1915 | CHI | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Valenzuela Fuentealba, Luis | m | | 2477 | CHI | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Moran Reyes, Juan Paulo | | | 2124 | CHI | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Abarca Rivadeneira, Ivan | | | 2156 | CHI | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Torres Bravo, Cristobal Renato | f | | 2215 | CHI | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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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