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Rapid:
Individual Calculations December 2020 |
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| Hama, Haruna Total change: 7.00 | |   |
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| IRT RPD Chess Master 2020 | Ipatinga MG | BRA | 2020-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1697 | 1.00 | 3 | 0.35 | 20 | 7.00 | |
|  De Almeida, Cleber Santos | | | 1899 | BRA | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Lapertosa , Julio | | | 2101 | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Pereira Mota, Nataniel Julio | | | 1823 | BRA | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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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