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Rapid:
Individual Calculations December 2021 |
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| Costa, Richard Duarte Total change: 17.60 | |   |
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| Campeonato Amapaense de Xadrez RPD 2021 Etapa 5 | Macapa AP | BRA | 2021-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1694 | 2.50 | 4 | 0.88 | 20 | 17.60 | |
|  De Vjunior, Liduino Furtado | | | 2059 | BRA | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Fernandes, Joao Carlos Dos Santos | | | 1647 | BRA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Alves, Josue Pires | | | 1730 | BRA | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Dantas, Henrick Vinicius Prado | | | 1692 | BRA | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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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