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Individual Calculations January 2013 |
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| Contreras, Jose Total change: 33.60 | |   |
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| Open Internacional de Ajedrez Ciudad de Trujillo 2012 A | Trujillo | PER | 2012-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2213 | 2182 | 5.50 | 7 | 2.24 | 15 | 33.60 | |
|  Obando, Carlos | | | 2039 | PER | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Leiva, Giuseppe | f | | 2364 | PER | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Rojas Menor, Walter Alejandro | | | 2022 | PER | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Serrano, David | | | 2071 | PER | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Zapata, David | | | 2148 | PER | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Vera Siguenas, Deivy | f | | 2391 | PER | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Terry, Renato | f | | 2454 | PER | 1.00 | 1 | 0.83 | 15 | 12.45 | |
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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