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Rapid:
Individual Calculations August 2018 |
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| De Ramos, Mitzi Vedan Total change: 31.40 | |   |
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| V Copa Pirai de Xadrez RPD por Equipes | Pirai do Sul PR | BRA | 2018-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1108 | 1245 | 4.00 | 4 | 1.29 | 20 | 25.80 | |
|  Ribeiro Pereira, Kevillyn Lorray | | | 1072 | BRA | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Pontes, Andressa | | | 988 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Boutin Neto, Mauro Albano | | | 1163 | BRA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Nuzda, Gustavo De Oliveira | | | 1208 | BRA | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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) | | | | I Etapa do Circuito de Xadrez Rapido dos Campos Gerais Sub 08 Sub 12 | Pirai do Sul | BRA | 2018-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1245 | 1.00 | 2 | 0.28 | 20 | 5.60 | |
| | Gouveia, Vitor H. Dionisio | | | 1245 | BRA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Alberti, Joao Valmar Bonfim | | | 1470 | BRA | 1.00 | 1 | 0.78 | 20 | 15.60 | |
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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