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Individual Calculations April 2009 |
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| Maio, Nuno Total change: -2.10 | |   |
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| Taca AXP | Porto | POR | 2008-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1512 | 0.00 | 1 | -0.11 | 15 | -1.65 | |
|  Ferreira, Jorge Joao | | | 1862 | 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) | | | | Campeonato do Porto Jovens Apuramento 2009 - Sub-18 | Porto | POR | 2008-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1512 | 0.50 | 3 | -1.02 | 15 | -15.30 | |
|  Vieira, Jose Pedro | | | 1448 | POR | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Martins, Joao Luis | | | 1664 | POR | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Ribeiro, Filipa | | | 1420 | POR | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | Distrital do Porto de sub-18 | Porto | POR | 2009-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1653 | 1512 | 4.00 | 9 | 0.99 | 15 | 14.85 | |
| | Martins, Joao Luis | | | 1664 | POR | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Andrade, Nuno Filipe | | | 1435 | POR | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Vieira, Jose Pedro | | | 1471 | POR | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Ribeiro, Filipa | | | 1420 | POR | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Pintor, Simao | | | 1862 | POR | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Mendes, Roberto | | | 1684 | POR | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Cardoso, Alexander | | | 1720 | POR | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Tavares, Tiago | | | 1758 | POR | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Margarido, Ricardo | | | 1862 | 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) | | |
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