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Individual Calculations January 2015 |
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| De Souza, Rondinelle Pessoa Total change: 46.00 | |   |
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| Campeonato Paraibano de Xadrez 2014 | Joao Pessoa/PB | BRA | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2042 | 2.00 | 3 | 0.78 | 40 | 31.20 | |
|  Melo, Silvio Sa De | | | 1905 | BRA | 1.00 | 1 | 0.32 | 40 | 12.80 | |  Brito, Luismar | f | | 2269 | BRA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Rodrigues Da Silva, Evandro | | | 2168 | BRA | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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) | | | | IV IRT AXCV 2014 | Joao Pessoa/PB | BRA | 2014-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 2042 | 3.50 | 5 | 0.37 | 40 | 14.80 | |
| | Barros, Ubirajara Barbosa | | | 1642 * | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rocha, Vitor Firmo De Souza | | | 2027 | BRA | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Souza, Marcos Valerio A. | | | 2090 | BRA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Baltar, Petrov Ferreira | | | 1792 | BRA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Oliveira, Renato De Araujo | | | 2078 | BRA | 0.50 | 1 | 0.05 | 40 | 2.00 | | | * 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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