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Individual Calculations April 2015 |
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| Ferreira, Jonas De Vargas Total change: 11.20 | |   |
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| I IRT de Xadrez do Liceu Contemporaneo | Ribeirao Preto/SP | BRA | 2015-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1794 | 1.00 | 2 | -0.34 | 20 | -6.80 | |
|  De Oliveira, Rafael Monteiro | | | 1481 | BRA | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Silva, Rodrigo Ferreira | | | 1810 | BRA | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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 Pocos de Caldas | Pocos de Caldas/MG | BRA | 2015-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 1794 | 2.00 | 3 | 0.90 | 20 | 18.00 | |
| | Pires, Marcos Vinicius Torsani | | | 2194 * | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Cardoso, Marcio De Lucca | | | 1845 | BRA | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Arango, Pedro Esteban | | | 1727 | BRA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | * 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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