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Individual Calculations September 2011 |
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| Guimaraes, Pedro Total change: 3.90 | |   |
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| VI Open Internacional Cidade de Espinho - sub-1900 | Espinho | POR | 2011-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1749 | 1545 | 1.00 | 3 | 0.26 | 15 | 3.90 | |
|  Santos, Amadeu Solha | | | 1692 | POR | 0.00 | 1 | -0.30 | 15 | -4.50 | |  Fukunaga, William Norio | | | 1678 | POR | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Silva, Nelson Americo | | | 1878 | POR | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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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