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Individual Calculations September 2011 |
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| Martinez Alcantara, Jose Eduardo Total change: 50.40 | |   |
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| I OPEN IRT DE AJEDREZ “TOP CHESS” | LIMA, PERU | PER | 2011-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 1946 | 3.00 | 5 | 1.79 | 15 | 26.85 | |
|  Cuellar, Diego | f | | 2125 | PER | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Llacsahuanga, Diego | | | 2081 | PER | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Principe, Gerson | | | 2130 | PER | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Mamani, Joan Franco | | | 2116 | PER | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Vera Siguenas, Deivy | f | | 2346 * | PER | 0.50 | 1 | 0.42 | 15 | 6.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | XXII Torneo Panamericano de Ajedrez de la Juventud 2011 U-12 Absoluto | Cali | COL | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1945 | 6.00 | 7 | 1.57 | 15 | 23.55 | |
| | Garzon, Alan | | | 1588 | ECU | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Lopez, Bruno | | | 1709 | BOL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Torres, Mauricio | | | 1705 | PAR | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Cori Quispe, Kevin | | | 1986 | PER | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Chong Chinchay, Eric Joel | | | 1848 | PER | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Kong, Dezheng | | | 2069 | CAN | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Munoz, Francisco | c | | 1919 | ARG | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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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