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Individual Calculations July 2009 |
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| Guimaraes, Pedro Miguel Moreira Total change: -33.50 | |   |
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| Distrital do Porto 2009 - Preliminar D | VN Gaia | POR | 2009-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1805 | 1650 | 0.00 | 1 | -0.29 | 25 | -7.25 | |
|  Brandao, Alvaro | | | 1805 | POR | 0.00 | 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) | | | | CN Sub-16 | Albufeira | POR | 2009-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1650 | 1.00 | 3 | -0.30 | 25 | -7.50 | |
|  Catarina, Goncalo Filipe Santos | | | 1821 | POR | 1.00 | 1 | 0.73 | 25 | 18.25 | | | Margarido, Jose Miguel Teixeira | | | 1723 | POR | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Ribeiro, Ricardo Andre M Dias | | | 1553 | POR | 0.00 | 1 | -0.63 | 25 | -15.75 | |
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) | | | | Distrital do Porto 2009 - Preliminar L | VN Gaia | POR | 2009-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1555 | 1650 | 0.50 | 2 | -0.75 | 25 | -18.75 | |
| | Resende, Fernando | | | 1476 | POR | 0.50 | 1 | -0.23 | 25 | -5.75 | | | Cardoso, Alexander | | | 1633 | POR | 0.00 | 1 | -0.52 | 25 | -13.00 | |
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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