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Individual Calculations May 2011 |
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| Bastos, Joao Pereira Total change: -22.00 | |   |
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| Open da Primavera dos Galitos 2011 | Aveiro | POR | 2011-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1412 | 0.00 | 2 | -0.72 | 25 | -18.00 | |
|  Bastos, Carlos Alberto Da Costa | | | 1497 | POR | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Silva, Tiago Oscar Gaspar Da | | | 1532 | POR | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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) | | | | Nacionais de Jovens 2011 - sub14 | Torres Vedras | POR | 2011-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1412 | 0.00 | 1 | -0.16 | 25 | -4.00 | |
|  Ferreira, Luis Pedro | | | 1696 | POR | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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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