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Individual Calculations December 2018 |
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| Alves, Josue Pires Total change: 0.80 | |   |
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| Semifinal do Campeonato Amapaense de Xadrez Absoluto CAXA 2018 | Macapa AP | BRA | 2018-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 1840 | 2.00 | 4 | 0.04 | 20 | 0.80 | |
|  De Souza Monteiro, Marcos Paulo | | | 1918 | BRA | 0.50 | 1 | 0.11 | 20 | 2.20 | |  De Vjunior, Liduino Furtado | | | 2065 | BRA | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Del Aguila, Victor Montero | | | 1733 | BRA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Dos Passos, Edinaldo Pincanco | | | 1687 | BRA | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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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