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Rapid:
Individual Calculations April 2017 |
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| Costa, Richard Duarte Total change: 17.60 | |   |
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| Circuito Livraria Leitura Amapa de Xadrez RPD 2017 Etapa 2 | Macapa AP | BRA | 2017-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1797 | 2.50 | 4 | 0.88 | 20 | 17.60 | |
|  Pinheiro Uchoa, Iranilson | | | 1846 | BRA | 1.00 | 1 | 0.57 | 20 | 11.40 | |  Ferreira Monteiro Neto, Vandir | | | 1815 | BRA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Paula Miranda, Luiz | | | 1999 | BRA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Pires Alves, Josue | | | 1813 | BRA | 0.00 | 1 | -0.48 | 20 | -9.60 | |
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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