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Individual Calculations August 2015 |
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| Rocha, Vitor Firmo De Souza Total change: -0.40 | |   |
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| Aberto do Brasil Xadrez Potiguar 2015 Taca Unimed | Natal/RN | BRA | 2015-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 2100 | 3.50 | 5 | 0.05 | 20 | 1.00 | |
|  Albuquerque, Rafael Anderson | | | 1937 | BRA | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Hiramine, Rodrigo Yoshio Ferreir | | | 1995 | BRA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Lima, Alan Silva De | | | 1939 | BRA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Gomes, Jose Murilo | | | 1885 | BRA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Da Silva, Arthur Moura Viera | | | 2019 | BRA | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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) | | | | V IRT AXCV de Xadrez STD | Joao Pessoa PB | BRA | 2015-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 2100 | 3.50 | 5 | -0.07 | 20 | -1.40 | |
| | Melo, Fernando Antonio Albuquerq | | | 1828 | BRA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | De Moura, George Nunes | | | 1784 | BRA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Da Silva, Antonio Dutra | | | 1768 | BRA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Lemos, Doriedson | | | 2097 | BRA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Souza, Marcos Valerio A. | | | 2110 | BRA | 1.00 | 1 | 0.51 | 20 | 10.20 | |
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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