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Individual Calculations September 2014 |
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| Rocha, Vitor Firmo De Souza Total change: -28.40 | |   |
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| IV IRT Academia Potiguar de Xadrez | Natal/RN | BRA | 2014-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 2021 | 3.00 | 5 | -0.23 | 20 | -4.60 | |
|  Da Silva, Antonio Dutra | | | 1762 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Camara, Jose Arruda | | | 1905 | BRA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Lemos, Doriedson | | | 2024 | BRA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Xavier, Lucca Lucas | | | 1989 | BRA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Cilento, Lucas Geraldo | | | 1862 | BRA | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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) | | | | Aberto do Brasil - Taca Joao Pessoa 2014 | Joao Pessoa/PB | BRA | 2014-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 2021 | 3.00 | 5 | 0.30 | 20 | 6.00 | |
| | Dantas, Rhuan De Araujo | | | 1646 | BRA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | De Almeida, Valdemiza Gurgel | | | 1621 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cavalcanti, Francisco De Assis | f | | 2202 | BRA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Carvalho, Herbert Abreu | | | 2195 | BRA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Zallio, Luciano De Souza | c | | 2137 | BRA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | * 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) | | | | Campeonato Potiguar Absoluto de Xadrez 2014 | Natal/RN | BRA | 2014-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 2021 | 3.50 | 8 | -1.49 | 20 | -29.80 | |
| | Da Silva Jr, Ivonaldo Silvestre | | | 1621 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Macedo, Maximo Valerio | f | | 2102 | BRA | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Silveira Filho, Neri Da Silva | | | 2202 | BRA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Macedo, Alexandre Soares De | | | 1873 | BRA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Silva, Carolina Alves | | | 1713 | BRA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Dantas, Isaac Pereira | | | 1621 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pinto, Carlos Henrique Lopes | f | | 2092 | BRA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Xavier, Lucca Lucas | | | 1989 | BRA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | * 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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