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Individual Calculations April 2009 |
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| Pinho, Helder Total change: 51.50 | |   |
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| Taca AXP | Porto | POR | 2008-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 1829 | 2.00 | 2 | 0.65 | 25 | 16.25 | |
|  Margarido, Jose | | | 1723 | POR | 1.00 | 1 | 0.36 | 25 | 9.00 | | | Valente, Diogo | | | 1667 | POR | 1.00 | 1 | 0.29 | 25 | 7.25 | |
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 - preliminar E | Porto | POR | 2009-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 1829 | 2.50 | 3 | 1.41 | 25 | 35.25 | |
| | Leite, Samuel | | | 1995 | POR | 1.00 | 1 | 0.72 | 25 | 18.00 | |  Botelho, Adelino | | | 1677 | POR | 1.00 | 1 | 0.30 | 25 | 7.50 | | | Silva, Antonio | | | 2179 | POR | 0.50 | 1 | 0.39 | 25 | 9.75 | |
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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