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Individual Calculations September 2011 |
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| Bastos, Carlos Alberto Da Costa Total change: 3.00 | |   |
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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 |
| 1536 | 1496 | 1.00 | 2 | 0.10 | 30 | 3.00 | |
|  Sousa, Andre Ventura | | | 1624 | POR | 0.00 | 1 | -0.33 | 30 | -9.90 | |  Marinho, Antonio Pedro | | | 1447 | POR | 1.00 | 1 | 0.43 | 30 | 12.90 | |
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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