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Rapid:
Individual Calculations October 2021 |
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| Bittencourt, Gildazio Dos Santos Total change: -3.60 | |   |
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| I Etapa Circuito SIGMA de Xadrez RPD 2021 | Salvador BA | BRA | 2021-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1829 | 1.50 | 2 | -0.18 | 20 | -3.60 | |
|  Da Silva, Osvaldo Martins | | | 1421 | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  De Souza, Davi Almeida | | | 1630 | BRA | 0.50 | 1 | -0.26 | 20 | -5.20 | |
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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