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Individual Calculations May 2010 |
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| Marinho, Antonio Pedro Vieira Total change: -4.25 | |   |
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| CN sub-16 | Torres Vedras | POR | 2010-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1476 | 0.00 | 2 | -0.48 | 25 | -12.00 | |
|  Ferreira, Jorge Joao Viterbo | | | 1876 * | POR | 0.00 | 1 | -0.08 | 25 | -2.00 | |  Ferreira, Pedro M Carvalho | | | 1545 | POR | 0.00 | 1 | -0.40 | 25 | -10.00 | | | * 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) | | | | IV Taca AXP 2010 | Porto | POR | 2010-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1654 | 1476 | 1.00 | 1 | 0.73 | 25 | 18.25 | |
| | Goncalves, Rui Curado | | | 1654 | POR | 1.00 | 1 | 0.73 | 25 | 18.25 | |
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 - sub-16 | Matosinhos | POR | 2010-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1596 | 1476 | 3.00 | 8 | 0.05 | 25 | 1.25 | |
| | Pereira, Pedro Filipe | | | 1500 | POR | 1.00 | 1 | 0.53 | 25 | 13.25 | | | Ferreira, Jorge Joao | | | 1876 * | POR | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Margarido, Jose Miguel | | | 1707 | POR | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Mateus, Francisco | | | 1876 * | POR | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Silva, Rui Manuel | | | 1449 | POR | 0.00 | 1 | -0.54 | 25 | -13.50 | | | Pintor, Jose Bastos | | | 1248 | POR | 1.00 | 1 | 0.21 | 25 | 5.25 | | | Guimaraes, Pedro Miguel | | | 1603 | POR | 1.00 | 1 | 0.67 | 25 | 16.75 | | | Wang, Rui Yang | | | 1509 | POR | 0.00 | 1 | -0.45 | 25 | -11.25 | | | * 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) | | | | Distrital do Porto - sub-16 apur | Matosinhos | POR | 2010-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1500 | 1476 | 0.00 | 1 | -0.47 | 25 | -11.75 | |
| | Pereira, Pedro | | | 1500 | POR | 0.00 | 1 | -0.47 | 25 | -11.75 | |
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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