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Individual Calculations October 2017 |
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| Costa, Edvaldo Da Cruz Total change: -6.00 | |   |
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| Regional Norte de Xadrez 2017 | Manaus AM | BRA | 2017-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1751 | 1.50 | 5 | -0.30 | 20 | -6.00 | |
|  Souza Neves, Andrey M. | f | | 2151 * | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Da Silva, Vitoria Aparecida Valar | | | 1375 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | De Oliveira, Leonardo Souza A. | | | 2057 | BRA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Moreira Da Silva, Jairo | | | 1823 | BRA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Arenillas, Ramses | | | 1924 | BRA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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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