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Rapid:
Individual Calculations December 2020 |
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| Ferreira Guerino , Thiago Total change: 11.80 | |   |
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| IRT RPD Chess Master 2020 | Ipatinga MG | BRA | 2020-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1779 | 1566 | 1.50 | 4 | 0.59 | 20 | 11.80 | |
|  Duarte Dos Santos , Fabiano | | | 1764 | BRA | 0.50 | 1 | 0.26 | 20 | 5.20 | |  Barbosa, Joao Ildefonso Antunes | | | 1780 | BRA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Pereira Mota, Nataniel Julio | | | 1823 | BRA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Oliveira Goncalves, Gustavo Ernan | | | 1750 | BRA | 0.00 | 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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