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Individual Calculations April 2015 |
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| Ribeiro, Marcos Willian De Sou Total change: -36.80 | |   |
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| I IRT Clube de Xadrez de Rio Claro | Rio Claro/SP | BRA | 2015-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 2003 | 2.50 | 4 | -0.28 | 20 | -5.60 | |
|  Nobre, Jailson Altair Barbosa | | | 1765 | BRA | 1.00 | 1 | 0.20 | 20 | 4.00 | |  De Almeida, Guilherme Pereira | | | 1818 | BRA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Brienza, Amalio Coelho | | | 1909 | BRA | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Ichimura G. Barbosa, Larissa Y | | wm | 1922 | BRA | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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) | | | | III IRT ECP - Etapa Haroldo Salles | Sao Paulo/SP | BRA | 2015-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1600 | 1985 | 3.00 | 5 | -1.56 | 20 | -31.20 | |
| | Cerqueira, Janderson Lourenco | | | 1621 | BRA | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Fernandes, Jose Francisco | | | 1623 | BRA | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Bicalho, Rafael Cury | | | 1585 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alves, Sidney David | | | 1585 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Von Erlea, Simon P. J. E. | | | 1585 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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