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Individual Calculations September 2010 |
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| Martins, David Pires Total change: 3.30 | |   |
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| V Open Cidade de Espinho: Memorial Leonel Pias | Espinho | POR | 2010-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 1861 | 3.00 | 6 | 0.10 | 15 | 1.50 | |
|  Carneiro, Carlos | | | 2249 | POR | 0.00 | 1 | -0.09 | 15 | -1.35 | |  Pereira, Pedro Filipe | | | 1520 | POR | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Oliveira, Maria Ines | | | 1675 | POR | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Kovtun, Igor | | | 2075 | UKR | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Dias, Ivo | | | 1578 | POR | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Bolhari, Orphe | | | 2202 | IRI | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | 32 Taca de Portugal | various | POR | 2010-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1861 | 0.00 | 1 | -0.32 | 15 | -4.80 | |
| | Trindade, Rui Jorge Rodrigues | | | 1993 | POR | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | III Torneio Internacional Cidade de Gaia/ X Profigaia Open | VN Gaia | POR | 2010-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1890 | 3.00 | 5 | 0.44 | 15 | 6.60 | |
| | Catarro, Jose Joao Dias | | | 1585 | POR | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Andias, Joao Pedro Menezes | | | 1840 | POR | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Vassallo, Mauricio Flavio | m | | 2290 * | ESP | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Vasques, Antonio Pedro Freixia | | | 2110 | POR | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Andrade, Nuno Filipe Lages Pin | | | 1620 | POR | 1.00 | 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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