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Individual Calculations September 2011 |
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| Ribeiro, Matheus Cavalcante Total change: -19.20 | |   |
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| Aberto do Brasil Jatai Atletico Clube | Jatai/GO | BRA | 2011-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 2149 | 0.50 | 2 | -1.21 | 15 | -18.15 | |
|  De Paula, Luciano Alves | | | 1783 | BRA | 0.50 | 1 | -0.40 | 15 | -6.00 | |  De Paula, Rafael Figueiredo | | | 1901 | BRA | 0.00 | 1 | -0.81 | 15 | -12.15 | |
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) | | | | Circuito Inelsa - Xadrez Brasil - 2ยช Etapa | Fortaleza/CE | BRA | 2011-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2131 | 2149 | 2.00 | 4 | -0.07 | 15 | -1.05 | |
| | Ribeiro, Orlando Alves | | | 1889 | BRA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Pinheiro, Iung Alicio De O | f | | 2302 | BRA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Santos, Antonio Inacio Dos | | | 2044 | BRA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Pereira, Silvio Cunha | f | | 2287 | BRA | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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