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Individual Calculations January 2009 |
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| Ribeiro, Orlando Alves Total change: 0.00 | |   |
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| Lourenço Joao Cordioli Chess Open Brasil 2008 | Petrolina/PE | BRA | 2008-10-09 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2141 | 0 | 0.50 | 4 | 0.00 | 1819 | | 0.00 | |
|  Guimaraes, Diogo Duarte | | | 2225 | BRA | 0.00 | 1 | 0.00 | | 0.00 | | | Araujo De Azevedo, Alcides Alexan | | | 2096 | BRA | 0.50 | 1 | 0.00 | | 0.00 | |  Torres, Douglas Da Silva | | | 2083 | BRA | 0.00 | 1 | 0.00 | | 0.00 | | | Lucena, Jose Silvio Bezerra De | | | 2160 | BRA | 0.00 | 1 | 0.00 | | 0.00 | |
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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