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Individual Calculations May 2012 |
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| Gaviria, Andres Felipe Total change: 2.40 | |   |
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| IRT Campeonato Zonal Nacional Sub16 Absoluto 2012 Zona Norte | Valledupar | COL | 2012-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 2064 | 2.00 | 3 | -0.21 | 30 | -6.30 | |
|  Esquivia Cuadrado, Andres | | | 1734 | COL | 1.00 | 1 | 0.12 | 30 | 3.60 | |  Mejia Toscano, Daniel | | | 2008 | COL | 0.50 | 1 | -0.08 | 30 | -2.40 | | | Villarreal Gongora, Jorge A. | | | 1872 | COL | 0.50 | 1 | -0.25 | 30 | -7.50 | |
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) | | | | Zonal Sub-18 Absoluto Zona Norte 2012 | Cartagena | COL | 2012-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 2064 | 1.50 | 2 | 0.29 | 30 | 8.70 | |
| | Gomez Guardo, Cristian | | | 1891 | COL | 1.00 | 1 | 0.27 | 30 | 8.10 | | | Mercado, Luisa Fernanda | | wf | 2075 | COL | 0.50 | 1 | 0.02 | 30 | 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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