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Individual Calculations September 2009 |
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| Coimbra, Margarida Total change: 13.05 | |   |
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| Taca de Portugal 2008-09 | various | POR | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2105 | 1.00 | 1 | 0.70 | 15 | 10.50 | |
|  Andrade, Leonardo | | | 2254 | POR | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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) | | | | 3 Divisao Fase Final | VN de Gaia | POR | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2186 | 2096 | 0.50 | 3 | -0.65 | 15 | -9.75 | |
| | Padeiro, Jose Joao Tato | | | 2284 | POR | 0.00 | 1 | -0.26 | 15 | -3.90 | |  Figueiredo, Helder Emanuel R | | | 2035 | POR | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Carneiro, Carlos Alberto C Pin | | | 2239 | 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) | | | | Nacional Feminino | VN Gaia | POR | 2009-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 2096 | 4.50 | 6 | 0.82 | 15 | 12.30 | |
| | Santos, Ines Lima | | | 1696 * | POR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | David, Sara Cristiana | | | 1696 * | POR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Pintor, Ariana | | wf | 2135 | POR | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Leite, Catarina | | wm | 2210 | POR | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Baptista, Ana Filipa | | wf | 2180 | POR | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Jeremias, Bianca | | | 1971 | POR | 0.50 | 1 | -0.17 | 15 | -2.55 | | | * 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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