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Rapid:
Individual Calculations July 2023 |
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| Izak, Valentina Machado Total change: -21.60 | |   |
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| XVIII Copa Pirai de Xadrez RPD | Pirai do Sul PR | BRA | 2023-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1194 | 1085 | 1.00 | 4 | -0.54 | 40 | -21.60 | |
|  Calcada, Henrique Galvan | | | 1489 | BRA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Goncalves, Rai Vieira | | | 1018 | BRA | 0.00 | 1 | -0.59 | 40 | -23.60 | | | De Ramos , Joao Victor Vedan | | | 1088 | BRA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Nuzda, Gustavo De Oliveira | | | 1182 | BRA | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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