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Individual Calculations April 2008 |
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| Perelshteyn, Eugene Total change: 0.70 | |   |
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| Internacional de Alajuela 2007 | Alajuela | CRC | 2007-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2368 | 2540 | 5.00 | 7 | 0.07 | 10 | 0.70 | |
|  Carvajal, Jonathan | | | 2190 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Chavez, Ricardo | f | | 2195 | ESA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Arias Santana, Mauricio | m | | 2285 | CRC | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Khamrakulov, Ibragim | g | | 2592 | ESP | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Mitkov, Nikola | g | | 2535 | MKD | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Valdes, Leonardo | m | | 2401 | CRC | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Davila, Carlos | m | | 2378 | NCA | 0.50 | 1 | -0.21 | 10 | -2.10 | |
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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