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Individual Calculations May 2011 |
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| Ferreira, Euclides Roberto Total change: -13.95 | |   |
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| III Copa de Xadrez Cidade de Curitiba (IRT) | Curitiba/PR | BRA | 2011-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 2105 | 2.50 | 4 | 0.27 | 15 | 4.05 | |
|  Choma, Ernani Francisco | f | | 2348 | BRA | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Reis, Virginia Lagrange M | | | 1835 | BRA | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Costa, Giovanni | | | 1894 | BRA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Cruz, William Ferreira Da | | | 2156 | BRA | 0.50 | 1 | 0.07 | 15 | 1.05 | |
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 CXSP - Bienal Joao Braga | Sao Paulo/SP | BRA | 2011-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 2105 | 4.00 | 8 | -1.20 | 15 | -18.00 | |
| | Santana, Eduardo Rigonatti | | | 1748 | BRA | 0.00 | 1 | -0.89 | 15 | -13.35 | | | Caporale, Giuseppe Guido | | | 1728 | BRA | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Lisboa Torres, Eduardo | | | 1838 | BRA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Guerra, Filipe Tella | | | 1837 | BRA | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Bassan, Remo | | | 2291 | VEN | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Chaves, Jorge Antonio Torres | | | 2009 | BRA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Abdalla, Luiz Guilherme Aurelli | f | | 2322 | BRA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Gazola, Vanessa Ramos | | wc | 2003 | BRA | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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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