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Individual Calculations January 2020 |
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| Chaves, Allysson Pereira Total change: 18.20 | |   |
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| Campeonato Marabaense de Xadrez STD 2019 | Maraba PA | BRA | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 2114 | 4.00 | 4 | 0.91 | 20 | 18.20 | |
|  De Melo, Wladimir Ferreira | | | 1850 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Abreu, Nilton Silva | | | 1908 | BRA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | De Sousa, Werlles Milhomem | | | 1942 | BRA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Da Silva, Roberto Cardoso | | | 1893 | BRA | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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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