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Individual Calculations September 2009 |
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| Silva, Sergio Total change: 4.05 | |   |
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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 |
| 1965 | 2072 | 3.50 | 6 | -0.29 | 15 | -4.35 | |
|  Caporale, Giuseppe Guido | | | 1824 | BRA | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Molina, Roberto Junio Brito | f | | 2371 | BRA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Chiari, Arthur Gontijo | f | | 1846 | BRA | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Shiroma, Silvio Haruo | | | 2119 | BRA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Horta, Marcio Rodrigues | | | 1906 | BRA | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Da Silva Fo., Paulo Calixto | | | 1722 | BRA | 0.50 | 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) | | | | Continental Absolute Champioship 2009 | Sao Paulo Chess Club/SP | BRA | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2110 | 2072 | 5.50 | 11 | 0.56 | 15 | 8.40 | |
| | Bhat, Vinay S. | g | | 2472 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Aragao Neto, Joao Batista | | | 1859 | BRA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Pereira, Silvio Cunha | f | | 2261 | BRA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Nobre, Jose Adalberto Barbosa | | | 1814 | BRA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Ramon Pita, Vivian | | wg | 2233 | CUB | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Cordoba, Carlos Ramirez | f | | 2268 | COL | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Chemin, Vitorio | f | | 2228 | BRA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Calcado, Acyr Rogerio | | | 2201 | BRA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | De Almeida, Heitor | | | 1958 | BRA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | D`israel, Davy | | | 2240 | ARG | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Gotz, Klaus Seiji Furucho | | | 1672 * | BRA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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