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Individual Calculations September 2011 |
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| Lopez, Bruno Total change: -32.10 | |   |
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| 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 |
| 1783 | 1709 | 1.00 | 4 | -0.59 | 30 | -17.70 | |
|  Martinez Alcantara, Jose Eduardo | | | 1945 | PER | 0.00 | 1 | -0.20 | 30 | -6.00 | |  Zuleta, Juan Carlos | | | 1880 | COL | 0.00 | 1 | -0.27 | 30 | -8.10 | | | Jimenez, Leonardo Andres | | | 1857 | COL | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Jacome, Esteban | | | 1450 | ECU | 1.00 | 1 | 0.18 | 30 | 5.40 | |
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) | | | | Torneo Nacional Sub - 18 Absoluto 2011 | Cochabamba | BOL | 2011-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1709 | 0.50 | 4 | -0.48 | 30 | -14.40 | |
| | Mendoza, Rodrigo | | | 2079 | BOL | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Arnez, Lennin | | | 1892 | BOL | 0.50 | 1 | 0.24 | 30 | 7.20 | | | Colque, Mauricio | | | 1727 | BOL | 0.00 | 1 | -0.47 | 30 | -14.10 | | | Celis, Kevin | | | 2006 | BOL | 0.00 | 1 | -0.15 | 30 | -4.50 | |
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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