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Individual Calculations September 2009 |
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| Margarido, Ricardo Emanuel Torr Total change: -2.85 | |   |
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| Taca de Portugal 2008-09 | various | POR | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 1977 | 0.50 | 2 | -0.21 | 15 | -3.15 | |
|  Trindade, Rui Jorge Rodrigues | | | 2023 | POR | 0.50 | 1 | 0.06 | 15 | 0.90 | |  Costa, Paulo | | | 2155 | POR | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | IV Open Internacional Cidade de Espinho 2009 | Espinho | POR | 2009-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 2010 | 3.50 | 5 | 0.02 | 15 | 0.30 | |
| | Oliveira, Maria Ines | | | 1660 | POR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Martinho, Nuno Miguel | | | 1749 | POR | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Margarido, Jose Miguel | | | 1734 | POR | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Pinho, Helder | | | 1881 | POR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Ferreira, Jorge Joao | | | 2186 | POR | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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