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Individual Calculations September 2019 |
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| Murillo Arguedas, Jaime Total change: -15.60 | |   |
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| Campeonato Nacional Abierto 2019 | San Jose | CRC | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1641 | 1777 | 2.50 | 5 | -0.78 | 20 | -15.60 | |
|  Shion Solis, Esteban Jesus | | | 1377 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Solano Cuya, Bryan | m | | 2177 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Ramirez Almeciga, Yenny Melisa | | | 1702 | CRC | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Lopez Rojas, Aaron | | | 1377 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Montealto Lanzas, Sergio | | | 1571 | CRC | 0.50 | 1 | -0.26 | 20 | -5.20 | | | * 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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