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Individual Calculations January 2011 |
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| Reis, Virginia Lagrange M Total change: -6.45 | |   |
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| Open de Xadrez de Batatais | Batatais/SP | BRA | 2010-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2206 | 1841 | 1.00 | 3 | 0.69 | 15 | 10.35 | |
|  Santos, Marcus Vinicius Moreira | m | | 2241 * | BRA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Pereira, Juliano Resende M | f | | 2241 * | BRA | 1.00 | 1 | 0.92 | 15 | 13.80 | |  Gimenez, Jayme Augusto | | | 2135 | BRA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | * 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) | | | | Campeonato Pan Americano Feminino 2010 | Campinas/SP | BRA | 2010-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1841 | 0.50 | 5 | -1.12 | 15 | -16.80 | |
| | Chumpitaz, Ann | | wf | 2174 | PER | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Vargas, Gabriela | | wf | 2086 | PAR | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Pereira, Amanda Marques | | wf | 1961 | BRA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Ramillo, Vitoria Matheus | | | 1670 | BRA | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Cordero, Daniela | | wm | 2055 | BOL | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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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