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Rapid:
Individual Calculations March 2019 |
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| Costa, Raul David Andrade Total change: -2.80 | |   |
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| 2. Circuito Xadrez no Museu - Museu Nacional do Azulejo | Lisboa | POR | 2019-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1311 | 2.00 | 4 | 0.26 | 20 | 5.20 | |
|  Prudom, Richard Elliot | | | 1596 | POR | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Sismeiro, Sofia | | | 1076 | POR | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Ribeiro, Gustavo | | | 1675 | POR | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Santos, Norberto Fernandes | | | 1173 | POR | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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) | | | | CD Semi-Rapidas Lisboa 2018-19 | Lisboa | POR | 2019-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1311 | 2.00 | 6 | -0.40 | 20 | -8.00 | |
| | Miranda, Amilcar | | | 1711 * | POR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gina, Dhanik | | | 990 | POR | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Prudom, Richard Elliot | | | 1596 | POR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Seia, Joao Manuel | | | 1608 | POR | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Guedes, Rui Pedro Dos Santos | | | 1018 | POR | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Correia, Joao Guilherme Monteiro | | | 1469 | POR | 0.00 | 1 | -0.29 | 20 | -5.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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