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Individual Calculations September 2009 |
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| Costa, Vitor Manuel 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 |
| 1829 | 1691 | 0.00 | 1 | -0.31 | 15 | -4.65 | |
|  Pinho, Helder | | | 1829 | POR | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | Distrital Individual de Braga - Fase Final | Guimaraes | POR | 2009-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1704 | 2.00 | 5 | 0.12 | 15 | 1.80 | |
| | Silva, Fernando Alberto Freitas | | | 1694 | POR | 0.50 | 1 | -0.01 | 15 | -0.15 | |  Meireles, Ana | | | 1610 | POR | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Gomes, Bruno Miguel De Sousa | | | 1696 | POR | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Azevedo, Rui Filipe | | | 2036 | POR | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Bolhari, Orfeh | | | 2054 | IRI | 0.00 | 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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