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Individual Calculations September 2013 |
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| Das Chagas, David Ferreira Total change: -17.70 | |   |
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| III Aberto do Brasil Cidade de Maringa | Maringa/PR | BRA | 2013-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1706 | 0.00 | 4 | -0.59 | 30 | -17.70 | |
|  Souza, Marcos Valerio A. | | | 2057 | BRA | 0.00 | 1 | -0.11 | 30 | -3.30 | | | Martins, Saulo Marcio L | | | 2029 | BRA | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Moura, Pedro Camargo | | | 2002 | BRA | 0.00 | 1 | -0.15 | 30 | -4.50 | | | Arpon, Rodrigo Tobias Yana | | | 1942 | BRA | 0.00 | 1 | -0.20 | 30 | -6.00 | |
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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