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Individual Calculations September 2023 |
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| Bastos, Werton Alvarenga Total change: 12.80 | |   |
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| VIII Aberto do Brasil de Xadrez Taca Cidade de Teresina | Teresina PI | BRA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 1834 | 1.50 | 4 | 0.64 | 20 | 12.80 | |
|  Rocha, Vitor Firmo De Souza | | | 2191 | BRA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Soares, Joaquim Domingos | | | 2141 | BRA | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Monteiro, Luis Felipe Furtado | | | 1977 | BRA | 0.50 | 1 | 0.19 | 20 | 3.80 | |  De Saboya E Silva, Jose Frederic | | | 1982 | BRA | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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