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Rapid:
Individual Calculations August 2023 |
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| Arias Formoso, Rodolfo Total change: -58.20 | |   |
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| I Brada Chess Open Rapid 2023 | San Jose | CRC | 2023-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1666 | 2073 | 3.00 | 7 | -2.91 | 20 | -58.20 | |
|  Hernandez Perez, Javier Francisco | | | 1673 * | CRC | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Urbina Quiroz, Edwin | | | 2106 | CRC | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Ramos Rodriguez, Daniel | | | 1176 | CRC | 0.50 | 1 | -0.50 | 20 | -10.00 | | | Blanco Rojas, Benjamin | | | 1797 | CRC | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Mayorga Araya, Sofia | | wc | 1752 | CRC | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Alvarado Machado, Bryan Alberto | | | 1384 | CRC | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Fallas Saborio, Alejandro | | | 1777 | CRC | 0.00 | 1 | -0.85 | 20 | -17.00 | | | * 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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