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Rapid:
Individual Calculations August 2023 |
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| Alvarado Guzman, Alberto Total change: -126.40 | |   |
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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 |
| 1252 | 1556 | 1.00 | 5 | -3.16 | 40 | -126.40 | |
|  Ramos Rodriguez, Daniel | | | 1176 | CRC | 0.50 | 1 | -0.41 | 40 | -16.40 | |  Rojas Vindas, Emmanuel De Jesus | | | 1188 | CRC | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Mora Lopez, Maria Jose | | | 1156 * | CRC | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Chaves Moya, Nattanahel Alberto | | | 1512 | CRC | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Alvarado Machado, E. Daniela | | | 1228 | CRC | 0.50 | 1 | -0.37 | 40 | -14.80 | | | * 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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