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Individual Calculations September 2019 |
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| Rocha, Vitor Firmo De Souza Total change: 10.20 | |   |
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| Aberto do Brasil - VII Taca Cidade de Teresina STD | Teresina PI | BRA | 2019-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2155 | 4.00 | 6 | 0.01 | 20 | 0.20 | |
|  Costa Normando, Mario Alexandre | | | 1755 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Farias, Edilsom | | | 1856 | BRA | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Amorim, Gidelson Ferreira | | | 2044 | BRA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | De Araujo, Sergio C, Mendes | | | 1984 | BRA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Meneses, Lourenco Teixeira De | | | 1992 | BRA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Barbosa, Evandro Amorim | g | | 2491 | BRA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | * 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) | | | | Aberto do Brasil de Xadrez STD Memorial Achilles Gadelha | Fortaleza CE | BRA | 2019-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2155 | 4.50 | 6 | 0.50 | 20 | 10.00 | |
| | Macedo, Maximo Valerio | f | | 1954 | BRA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Frankental, David | | | 1920 | BRA | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Da Costa, Roberto Rodrigues Gomes | | | 1847 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Chang, Suzana | | wf | 2052 | BRA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Lima, Darcy | g | | 2535 | BRA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Monteiro, Jose Q. Montenegro | | | 1845 | BRA | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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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