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Individual Calculations October 2015 |
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| Ferreira, Joao Guerreiro Total change: -13.60 | |   |
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| Portugal Open 2015 | Oeiras | POR | 2015-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1817 | 4.50 | 9 | -0.68 | 20 | -13.60 | |
|  Pires, Emanuel Joao Robarts | | | 2133 | POR | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Reis, Catarina | | | 1417 * | POR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cordovil, Joao | f | | 2160 | POR | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Oliveira, Tomas Honorio | | | 1551 | POR | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Antunes, Ricardo Miguel Maissa | | | 1417 * | POR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fidalgo, Andre Neves | | | 2058 | POR | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Antunes, Andre Rafael | | | 1417 * | POR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Craciun, Ion | | | 2025 | POR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Abreu, Alexandre Ribeiro | | | 1417 * | POR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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