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Individual Calculations September 2011 |
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| Rojas Menor, Walter Alejandro Total change: -30.90 | |   |
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| XXII Torneo Panamericano de Ajedrez de la Juventud 2011 U-14 Absoluto | Cali | COL | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1900 | 0.50 | 4 | -1.03 | 30 | -30.90 | |
|  Ruiz C, Joshua D | f | | 2148 | COL | 0.00 | 1 | -0.19 | 30 | -5.70 | |  Chiari, Arthur Gontijo | f | | 2034 | BRA | 0.00 | 1 | -0.32 | 30 | -9.60 | | | Valenzuela Martinez, Hermes | | | 1823 | MEX | 0.00 | 1 | -0.61 | 30 | -18.30 | | | Diaz, Cristian Camilo | | | 1964 | COL | 0.50 | 1 | 0.09 | 30 | 2.70 | |
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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