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Individual Calculations November 2009 |
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| Vilas Boas, Crisolon Terto Total change: -17.10 | |   |
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| I IRT Aberto Festa de Cananeia | Cananeia/SP | BRA | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 1706 | 0.00 | 2 | -0.25 | 15 | -3.75 | |
|  Da Silva, Nilton Jose Hirota | | | 2067 | BRA | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Da Costa, Joao Carlos | | | 2007 | BRA | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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) | | | | Aberto do Brasil - Etapa Itauna | Itauna/MG | BRA | 2009-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 1706 | 0.00 | 1 | -0.13 | 15 | -1.95 | |
| | Dos Santos, Maicon Ferreira | | | 2022 | BRA | 0.00 | 1 | -0.13 | 15 | -1.95 | |
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) | | | | 4ยบ IRT Open LCX Cambui | Campinas/SP | BRA | 2009-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1706 | 0.50 | 3 | -0.09 | 15 | -1.35 | |
| | Borges, Fernando | | | 1926 | BRA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Labegalini, Antonio Luiz | | | 1897 | BRA | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Chang, Suzana | | wf | 2047 | BRA | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | Aberto do Brasil de Agua Preta | Agua Preta/PE | BRA | 2009-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1688 | 0.00 | 4 | -0.67 | 15 | -10.05 | |
| | Souza, Rafael Cabral De | | | 2084 | BRA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Lima, Luiz Alexandre De Souza | | | 1995 | BRA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Da Costa, Alex Luiz | | | 1892 | BRA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Lunelli, Neuri Antonio | | | 1917 | BRA | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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