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Rapid:
Individual Calculations August 2023 |
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| Arias Fonseca, Martin Total change: -60.80 | |   |
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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 |
| 1219 | 1623 | 0.50 | 4 | -3.04 | 20 | -60.80 | |
|  Mora Lopez, Maria Jose | | | 1223 * | CRC | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Hernandez Perez, Javier Francisco | | | 1108 | CRC | 0.50 | 1 | -0.46 | 20 | -9.20 | | | Gonzalez Ramos, Andres | | | 1051 | CRC | 0.00 | 1 | -0.98 | 20 | -19.60 | | | Vega Hidalgo, Edgar | | | 1492 | CRC | 0.00 | 1 | -0.68 | 20 | -13.60 | | | * 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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