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Individual Calculations January 2018 |
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| De Oliveira, Jeffeson Pereira Total change: -7.00 | |   |
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| XXV Campeonato Paraibano de Xadrez STD 2017 | Joao Pessoa PB | BRA | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1925 | 1.50 | 4 | -0.35 | 20 | -7.00 | |
|  De Almeida, Valdemiza Gurgel | | | 1525 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Barbosa, Paulo Eduardo E Silva | | | 2237 | BRA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Brito, Luismar | f | | 2317 | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Da Silva, Antonio Dutra | | | 1767 | BRA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | * 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) | | |
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