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Individual Calculations September 2012 |
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| Valenzuela Martinez, Hermes Total change: -1.50 | |   |
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| XXIII Festival Panamericano de Ajedrez de la Juventud Open sub 14 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1844 | 2.50 | 5 | -0.10 | 15 | -1.50 | |
|  Jacome, Esteban | | | 1563 | ECU | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Chong Chinchay, Eric Joel | | | 1966 | PER | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Gonzalez, Andres Felipe | | | 1940 | COL | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Palacios Llancari, Jose Wilfredo | | | 1719 | PER | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Uzcategui, Alejandro | | | 1927 | VEN | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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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