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Rapid:
Individual Calculations January 2023 |
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| Silva, Valdecir Batista Total change: 30.40 | |   |
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| Campeonato Imperatrizense de Xadrez RPD | Imperatriz MA | BRA | 2022-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1851 | 2.50 | 4 | 1.52 | 20 | 30.40 | |
|  De Sousa, Werlles Milhomem | | | 2132 | BRA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Abreu, Nilton Silva | | | 1988 | BRA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Cunha, Adriano De Jesus Silva | | | 1990 | BRA | 1.00 | 1 | 0.69 | 20 | 13.80 | |  Guimaraes, Marcelo Cunha | | | 2103 | BRA | 0.50 | 1 | 0.31 | 20 | 6.20 | |
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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