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Individual Calculations September 2009 |
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| Cardoso, Alexander Total change: -13.05 | |   |
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| IV Open Internacional Cidade de Espinho 2009 | Espinho | POR | 2009-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1791 | 1633 | 0.50 | 3 | -0.38 | 15 | -5.70 | |
|  Brandao, Alvaro | | | 1794 | POR | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Ferreira, Miguel | | | 1846 | POR | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Margarido, Jose Miguel | | | 1734 | POR | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | Distrital do Porto - Fase Final | Porto | POR | 2009-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1633 | 0.00 | 3 | -0.49 | 15 | -7.35 | |
|  Ferreira, Jorge Joao | | | 1983 | POR | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Silva, Lucas | | | 1905 | POR | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Morais, Paulo De | | | 1863 | POR | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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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