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Individual Calculations February 2015 |
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| Coimbra, Joao Marcial Ferreira Total change: -3.00 | |   |
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| Lisbon Christmas International Chess Open | Lisboa | POR | 2014-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1448 | 1.00 | 4 | -0.29 | 20 | -5.80 | |
|  Dias, Jose Oliveira Gaspar | | | 1680 | POR | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Halfhide, Sebastian | | | 1848 * | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Abreu, Alexandre Ribeiro | | | 1167 | POR | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Sanchez Lopez, Borja | | | 1733 | ESP | 0.00 | 1 | -0.16 | 20 | -3.20 | | | * 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) | | | | CN Veteranos 2014/2015 | S Pedro do Sul | POR | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1448 | 2.00 | 7 | 0.14 | 20 | 2.80 | |
| | Nunes, Fernando | | | 1797 | POR | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Santos, Amadeu Solha | | | 1608 | POR | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Brandao, Alvaro Sousa | | | 1649 | POR | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Nunes, Adelino Vitor | | | 1588 | POR | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Baptista, Carlos | | | 1534 | POR | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Mendes, Carlos Alberto De Sousa | | | 1676 | POR | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Fernandes, Jose Palma | | | 1585 | POR | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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