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Individual Calculations December 2017 |
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| Costa, Raul David Andrade Total change: 19.40 | |   |
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| GXA Outono 2017 | Lisboa | POR | 2017-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1532 | 1346 | 2.50 | 5 | 1.05 | 20 | 21.00 | |
|  Lopes, Jose Manuel Cidreiro | | | 1632 | POR | 1.00 | 1 | 0.84 | 20 | 16.80 | |  Fortunato, Antonio Eduardo | | | 1672 | POR | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Dong, Rafael | | | 1073 | POR | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Santos, Alexandre Vital | | | 1746 * | POR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Nunes, Adelino Vitor | | | 1538 | POR | 0.50 | 1 | 0.25 | 20 | 5.00 | | | * 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) | | | | XXIX Taca de Lisboa r. 1 | Lisboa | POR | 2017-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1346 | 0.00 | 1 | -0.08 | 20 | -1.60 | |
| | Guerreiro, Nuno | | | 1746 * | POR | 0.00 | 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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