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Individual Calculations July 2018 |
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| Arostegui Gonzalez, Ricardo Total change: -8.20 | |   |
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| Campeonato Nacional Clasico de Ajedrez por Equipos FCA 2018 | San Jose | CRC | 2018-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1612 | 0.50 | 5 | -0.41 | 20 | -8.20 | |
|  Campos Sanchez, Roberto | | | 2012 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Villar Aguero, Marco Vinicio | | | 1715 | CRC | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Zeledon Perez, Edgar | | | 1867 | CRC | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Vargas Villalobos, Oliverio | | | 2012 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Vega Araya, Edwin | | | 1849 | CRC | 0.50 | 1 | 0.30 | 20 | 6.00 | | | * 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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