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Individual Calculations September 2009 |
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| Machado, Gilmar Dias Total change: -48.60 | |   |
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| Aberto do Brasil - Etapa Conceicao do Rio Verde | Conceicao do Rio Verde/MG | BRA | 2009-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 1960 | 0.50 | 2 | -0.39 | 15 | -5.85 | |
|  Ferreira, Jonas De Vargas | | | 1771 | BRA | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Gazel, Frederico | | | 2269 | BRA | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | Continental Absolute Champioship 2009 | Sao Paulo Chess Club/SP | BRA | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1960 | 1.00 | 7 | -2.85 | 15 | -42.75 | |
| | Quinones, Cesar | f | | 2318 | PER | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Araujo, Jose Roberto | | | 2142 | BRA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Mendes, David | | | 1827 | BRA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Branchini, Fernando Luis Sakamot | | | 1838 | BRA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Sousa, Matheus Mazim De | | | 1817 | BRA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Ferreira, Jonas De Vargas | | | 1771 | BRA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Da Costa, Romualdo Mendonca | | | 1813 | BRA | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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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