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Individual Calculations April 2009 |
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| Silva, Lucas Borges Da Total change: -5.70 | |   |
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| V AEJ CHESS FIDE OPEN | S Joao da Madeira | POR | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1911 | 1.00 | 2 | 0.16 | 15 | 2.40 | |
|  Martins, David Pires Tavares | | | 1775 | POR | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Viela, Marco Antonio Folha | | | 2193 | POR | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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) | | | | Taca AXP | Porto | POR | 2008-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1911 | 0.00 | 2 | -1.16 | 15 | -17.40 | |
| | Ferreira, Joao Pedro | | | 1643 | POR | 0.00 | 1 | -0.83 | 15 | -12.45 | | | Quinta, Daniel | | | 2038 | POR | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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 do Porto de sub-20 | Porto | POR | 2009-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1911 | 7.00 | 9 | 0.62 | 15 | 9.30 | |
| | Simoes, Joao Linhas | | | 1771 | POR | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Gomes, Estevao | | | 2030 | POR | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Viela, Andre | | | 2202 | POR | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Resende, Fernando | | | 1561 | POR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Fernandes, Miguel | | | 1664 | POR | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Miranda, Jose Pedro | | | 1561 | POR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Amorim, Vanessa | | | 1561 | POR | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Pintor, Antonio Bastos | | | 1575 | POR | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Guimaraes, Pedro | | | 1624 | POR | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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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