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Rapid:
Individual Calculations November 2019 |
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| Barros, Ubirajara Barbosa Total change: -27.40 | |   |
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| X Torneio Aberto de Xadrez RPD de Alagoa Grande | Alagoa Grande PB | BRA | 2019-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1531 | 0.50 | 3 | -0.69 | 20 | -13.80 | |
|  Urquiza, Marcello De Albuquerque | | | 1931 * | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | De Moura Filho, Eny Nobrega | | | 1455 | BRA | 0.50 | 1 | -0.10 | 20 | -2.00 | |  Sobral, Edson Brito | | | 1524 | BRA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | * 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) | | | | V Memorial Caldas Vianna Xadrez RPD 2019 | Joao Pessoa PB | BRA | 2019-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1672 | 1531 | 0.00 | 2 | -0.68 | 20 | -13.60 | |
| | Da Silva, Antonio Dutra | | | 1848 | BRA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Guedes, Joao Felipe De Araujo | | | 1495 | BRA | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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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