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Individual Calculations April 2023 |
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| Da Silva, Antonio Dutra Total change: -20.60 | |   |
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| Aberto do Brasil XII Memorial Bobby Fischer | Joao Pessoa PB | BRA | 2023-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1670 | 1670 | 1.00 | 4 | -1.03 | 20 | -20.60 | |
|  Jordao Barbosa, Marcio | | | 2099 | BRA | 0.00 | 1 | -0.07 | 20 | -1.40 | |  Gomes, Annyara Da Silva | | | 1429 | BRA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Xavier, Nailton Machado | | | 1864 | BRA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Costa, Janio Pedro Teixeira | | | 1287 | BRA | 0.50 | 1 | -0.41 | 20 | -8.20 | |
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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