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Individual Calculations September 2009 |
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| Pereira, Fernando Total change: 4.50 | |   |
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| Taca de Portugal 2008-09 | various | POR | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 2216 | 2.00 | 2 | 0.30 | 15 | 4.50 | |
|  Rocha, Manuel Fernando Teixeira | | | 1960 | POR | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Carvalho, Emanuel Jose | | | 1866 | POR | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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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