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Individual Calculations July 2008 |
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| Costa, Catarina Guerra Total change: -9.90 | |   |
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| Taça AXP 2008 | Porto | POR | 2007-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 1729 | 0.00 | 1 | -0.11 | 15 | -1.65 | |
|  Costa, Joao Guerra | | | 2079 | POR | 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) | | | | Campeonatos Nacionais de Jovens 2007/2008 Sub-16 | Figueira da Foz | POR | 2008-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1720 | 1.50 | 3 | -0.55 | 15 | -8.25 | |
|  Teixeira, Rafael Eduardo | | | 1544 | POR | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Ribeiro, Filipa Neves | | | 1425 | POR | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Martinho, Nuno Miguel | | | 1745 | POR | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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) | | |
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