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Individual Calculations August 2015 |
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| Perez, Javier Total change: -60.80 | |   |
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| Festival Panamericano de la Juventud U-12 Absoluto | Cali | COL | 2015-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1422 | 1633 | 0.50 | 1 | -0.27 | 40 | -10.80 | |
|  Mantilla Ortiz, Juan David | | | 1422 | COL | 0.50 | 1 | -0.27 | 40 | -10.80 | |
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) | | | | IX Olimpiada Nacional de Ajedrez 2015 - Categoria Sub-12 Absoluto | La Paz | BOL | 2015-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1633 | 0.50 | 3 | -1.25 | 40 | -50.00 | |
|  Mayta Aiza, Vicmar | | | 1329 | BOL | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Mollo, Jhoan | | | 1795 | BOL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Guarachi, Liam | | | 1562 | BOL | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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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