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Individual Calculations December 2012 |
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| Coimbra, Joao Marcial Ferreira Total change: 11.10 | |   |
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| 1. Torneio 'Valongo Park Hotel' | Valongo | POR | 2012-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1521 | 2.00 | 4 | 0.60 | 15 | 9.00 | |
|  Costa, Andre | | | 1407 | POR | 1.00 | 1 | 0.34 | 15 | 5.10 | |  Belsley, Alexandre | | | 1853 | POR | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Silva, Mariana Sofia T. | | | 1503 | POR | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Calzada Cruz, Osvaldo | | | 1911 | CUB | 0.00 | 1 | -0.09 | 15 | -1.35 | |
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) | | | | I Open 'Palace Hotel Termas de S. Miguel' | Fornos de Algodres | POR | 2012-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1521 | 0.50 | 3 | 0.14 | 15 | 2.10 | |
| | Bolhari, Orfeh | | | 1921 * | IRI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Mendes, Carlos Alberto De Sousa | | | 1761 | POR | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Martins, Manuel | | | 1921 * | POR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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