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Individual Calculations February 2020 |
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| Souza, Atahander Total change: -78.80 | |   |
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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 |
| 1693 | 1946 | 3.00 | 6 | -1.61 | 40 | -64.40 | |
|  Olivo, Anibal Ribeiro | | | 1598 | BRA | 0.50 | 1 | -0.39 | 40 | -15.60 | |  Raggiotto, Mauro Cezar | | | 1546 * | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Da Silva Filho, Jair Humberto | | | 2002 | BRA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | De Paiva Filho, Luiz Americo | | | 1920 | BRA | 0.00 | 1 | -0.54 | 40 | -21.60 | | | De Faria, Joao Vitor Rodrigues | | | 1546 * | BRA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Aguiar, Arthur Vinicius De Souza | | | 1546 * | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | VI Floripa Chess Open 2020 Aberto do Brasil | Florianopolis SC | BRA | 2020-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1756 | 1946 | 5.50 | 8 | -0.36 | 40 | -14.40 | |
| | Aranha Filho, Alvaro Z. | f | | 2340 | BRA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Feller, Gabriela Luisa Vicente | | | 1691 | BRA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Colaco, Willian Wagner Soares | | | 1606 | BRA | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Nobre, Jose Adalberto Barbosa | | | 1632 | BRA | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Kim, Thiago | | | 1717 | BRA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Carneiro, Claudionor Chaves | | | 1680 | BRA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Setti, Dalmarino | | | 1658 | BRA | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Panazzolo, Paulo Victor | | | 1727 | BRA | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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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