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Individual Calculations February 2020 |
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| Bocca, Edson Ricardo Total change: 8.60 | |   |
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| Campeonato Regional Centro-Oeste de Xadrez 2019 | Goiania GO | BRA | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1620 | 1.00 | 4 | -0.39 | 20 | -7.80 | |
|  Nascimento, Pedro Henrique Alves | | | 1995 | BRA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Ribeiro, Fabiano Pinto | | | 1798 | BRA | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Da Silva, Alexandre Gomes | | | 1314 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Vilela, Humberto Franca | | | 1893 | BRA | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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) | | | | VI Floripa Chess Open 2020 Aberto do Brasil | Florianopolis SC | BRA | 2020-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1620 | 4.50 | 10 | 0.82 | 20 | 16.40 | |
| | Rahn, Marlon Cristiano | | | 1220 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Barbosa, Flavio Novais | | | 1885 | BRA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Allo Collante, Violeta | | | 1220 * | PAR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Borges, Leonardo Hisao Herai | | | 1890 | BRA | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Takano, Nicholas Ryo | | | 2020 * | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bastos, Guilherme Exterhotter | | | 1937 | BRA | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Andrade, Guilherme A. De Souza | | | 1913 | BRA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Do Amaral, Gabriel Barbosa | | | 1861 | BRA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Okamura, Milton Kasuo | | | 1946 | BRA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Balbinotti, Rafael Tiago Busanell | | | 1375 | BRA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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