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Individual Calculations September 2009 |
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| Costa, Albino Total change: 11.10 | |   |
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| Taca de Portugal 2008-09 | various | POR | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1664 | 2013 | 1.00 | 1 | 0.11 | 15 | 1.65 | |
|  Dias, Luis Goncalves | | | 1664 | POR | 1.00 | 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) | | | | XX Taca de Lisboa | Lisboa | POR | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 2013 | 3.50 | 4 | 0.63 | 15 | 9.45 | |
| | Godinho, Joao Quintas | | | 1726 | POR | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Garcia, Antonio | | | 1952 | POR | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Curado, Nuno | | | 1850 | POR | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Castro, Rui Pedro | | | 1837 | POR | 1.00 | 1 | 0.27 | 15 | 4.05 | |
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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