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Individual Calculations September 2009 |
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| Meira, Joao Pedro Pires Total change: 29.85 | |   |
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| Taca de Portugal 2008-09 | various | POR | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 1716 | 0.50 | 1 | 0.37 | 15 | 5.55 | |
|  Alves, Hugo | | | 2039 | POR | 0.50 | 1 | 0.37 | 15 | 5.55 | |
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) | | | | XX Taca de Lisboa | Lisboa | POR | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1716 | 2.00 | 3 | 0.50 | 15 | 7.50 | |
| | Bento, Antonio Jose Gomes | | | 1668 | POR | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Francisco, Angelo Rodrigues | | | 1567 | POR | 1.00 | 1 | 0.30 | 15 | 4.50 | |  Coelho, Pedro Rodrigo Dias | | | 1929 | POR | 0.50 | 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) | | | | Masters de Lisboa 2009 | Lisboa | POR | 2009-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 1737 | 3.50 | 7 | 1.12 | 15 | 16.80 | |
| | Rato, Hugo | | | 2044 | POR | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Costa, Pedro Miguel Baptista De | | | 1461 | POR | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Curado, Manuel Joao Ferro | | | 1912 | POR | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Fernandes, Alberto | | | 2137 * | POR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Fernandes, Andre Casimiro | | | 1698 | POR | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Silva, Miguel Alexandre Gomes | | | 2045 | POR | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Vasques, Jose Mesquita | | | 1833 | POR | 1.00 | 1 | 0.63 | 15 | 9.45 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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