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Individual Calculations October 2008 |
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| Pereira, Joaquim Costa Total change: -3.15 | |   |
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| Taça de Portugal 2007/08 | various | POR | 2007-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2225 | 2098 | 0.50 | 2 | -0.21 | 15 | -3.15 | |
|  Fanha, Paulo | | | 2057 | POR | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Santos, Luis | m | | 2393 | POR | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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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