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Individual Calculations October 2023 |
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| Pereira, Valdecir Da Silva Total change: -68.40 | |   |
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| Aberto Brasil III Niteroi Chess Open 2023 | Rio de Janeiro RJ | BRA | 2023-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1596 | 1425 | 1.00 | 8 | -1.71 | 40 | -68.40 | |
|  Bezerra, Natacio Goncalves | | | 1991 | BRA | 0.00 | 1 | -0.02 | 40 | -0.80 | |  Martins De Aguiar, Marina | | | 1858 | BRA | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Pereira, Arthur Macedo | | | 1720 | BRA | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Moyses Sobrinho, Elias | | | 1800 | BRA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | De Abreu, Luiza Reis Rodrigues | | | 1224 | BRA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Da Silva, Pedro Paulo Garcia | | | 1584 | BRA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Born, Ary | | | 1224 | BRA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Ferreira De Souza, Ricardo | | | 1370 | BRA | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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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