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Individual Calculations November 2009 |
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| Da Costa, Jose Artanael Campos Total change: -8.75 | |   |
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| Campeonato Potiguar Absoluto - Semifinal 2009 | Natal/RN | BRA | 2009-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 2051 | 2.50 | 5 | -0.35 | 25 | -8.75 | |
|  Ferreira, Francisco Caninde | | | 1781 | BRA | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Rocha, Vitor Firmo De Souza | | | 1738 | BRA | 1.00 | 1 | 0.14 | 25 | 3.50 | |  Braga, Jose Pereira | | | 2008 | BRA | 0.50 | 1 | -0.06 | 25 | -1.50 | | | Araujo, Felipe Fernandes | | | 2270 | BRA | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Carvalho, Felipe Lobo C | | | 2141 | BRA | 0.00 | 1 | -0.38 | 25 | -9.50 | |
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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