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Individual Calculations July 2009 |
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| Ribeiro, Joao Pedro Costa Total change: -5.70 | |   |
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| Distrital de Braga - preliminar de Famalicão | Famalicão | POR | 2009-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1521 | 1621 | 1.00 | 2 | -0.27 | 15 | -4.05 | |
|  Silva, Luis Neves Da | | | 1469 | POR | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Oliveira, Maria Ines | | | 1573 | POR | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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) | | | | CN Sub-16 | Albufeira | POR | 2009-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1621 | 0.50 | 2 | -0.11 | 15 | -1.65 | |
|  Neves, Pedro Alexandre Maia | | | 1971 | POR | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Costa, Joao Carlos Sequeira Da | | | 1618 | POR | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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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