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Individual Calculations December 2018 |
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| Costa, Joao Guerra Total change: 16.00 | |   |
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| Torneio Interno do GX Porto 2018 | Porto | POR | 2018-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 2134 | 5.50 | 6 | 0.80 | 20 | 16.00 | |
|  Mendes, Antonio Adalberto De O | | | 1734 * | POR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Nunes, Fernando | | | 1761 | POR | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Silva, Antonio Augusto | | | 2140 | POR | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Ferreira, Paulo | | | 2048 | POR | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Coelho, Miguel A. Guimaraes | | | 1734 * | POR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Monteiro, Alberto Pinto | | | 1835 | POR | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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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