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Individual Calculations June 2015 |
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| Silva, Valdecir Batista Total change: 20.40 | |   |
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| Aberto do Brasil Clube de Xadrez Cidade Velha | Belem/PA | BRA | 2015-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 1756 | 2.00 | 5 | 1.02 | 20 | 20.40 | |
|  De Souza Neves, Andrey Marcelo | | | 2127 | BRA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Ferreira, Pedro Araujo | | | 1943 | BRA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Chang, Suzana | | wf | 2033 | BRA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Lopes Junior, Ubiratan Dos Santos | | | 1915 | BRA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Da Silva, Cleber Alex | | | 2037 | BRA | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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