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Individual Calculations September 2009 |
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| Meireles, Ana Total change: 39.60 | |   |
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| Torneio da Primavera | Guimaraes | POR | 2009-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1610 | 1.00 | 2 | -0.16 | 15 | -2.40 | |
|  Oliveira, Maria Ines | | | 1572 | POR | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Dias, Ivo | | | 1528 | POR | 1.00 | 1 | 0.39 | 15 | 5.85 | |
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 |
| 1742 | 1610 | 2.00 | 5 | 0.32 | 15 | 4.80 | |
|  Bolhari, Orfeh | | | 1960 | IRI | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Costa, Vitor Manuel | | | 1704 | POR | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Machado, Carlos | | | 1633 | POR | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Gomes, Rui Pedro | | | 1665 | POR | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Martinho, Nuno Miguel | | | 1749 | POR | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | Nacional Feminino | VN Gaia | POR | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1819 | 1611 | 2.00 | 4 | 0.91 | 15 | 13.65 | |
| | Baptista, Ana Filipa | | wf | 2011 * | POR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Oliveira, Maria Ines | | | 1554 | POR | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Jeremias, Bianca | | | 1971 | POR | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Ferreira, Ana Margarida | | | 1739 | POR | 1.00 | 1 | 0.67 | 15 | 10.05 | | | * 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) | | | | 1ª Divisão por Equipas | VN Gaia | POR | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1611 | 2.00 | 2 | 1.57 | 15 | 23.55 | |
| | Ferreira, Ana Margarida | | | 1739 | POR | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Lima, Didier | | | 1982 | POR | 1.00 | 1 | 0.90 | 15 | 13.50 | |
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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