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Rapid:
Individual Calculations August 2023 |
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| Solis L., Efren A. Total change: -11.00 | |   |
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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 |
| 1783 | 1997 | 5.00 | 8 | -0.55 | 20 | -11.00 | |
|  Gonzalez Ramos, Andres | | | 1597 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Canales Chinchilla, Victoria | | | 1377 | CRC | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Aragon Masis, Sergio | | | 1528 | CRC | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Duran Vega, Sergio | m | | 2381 | CRC | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Baquero Montoya, Carlos Alfonso | | | 1873 | VEN | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Nunez Valverde, Jairo | | | 1742 | CRC | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Jimenez Garcia, Emmanuel | m | | 2288 | CRC | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Fuentes Solano, Nahum Alfonso | | | 1479 | CRC | 0.00 | 1 | -0.97 | 20 | -19.40 | | | * 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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