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Individual Calculations January 2010 |
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| Cordioli, Jairo Ribeiro Total change: 4.50 | |   |
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| Lourenco Joao Cordioli Aberto do Brasil 2009 | Petrolina/PE | BRA | 2009-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2183 | 2073 | 1.00 | 2 | 0.18 | 25 | 4.50 | |
|  Baptista, Igor Lucas Gouveia | | | 1892 | BRA | 1.00 | 1 | 0.26 | 25 | 6.50 | | | Vescovi, Giovanni Portilho | g | | 2473 * | BRA | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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