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Individual Calculations July 2018 |
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| Vega Araya, Edwin Total change: 11.60 | |   |
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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 |
| 1782 | 1849 | 4.50 | 7 | 0.58 | 20 | 11.60 | |
|  Mendez Moreno, Kevin Alberto | | | 1483 | CRC | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Salas Estrada, Ana Maria | | | 1449 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cabrera Chaves, Marco Antonio | | | 2088 | CRC | 1.00 | 1 | 0.80 | 20 | 16.00 | |  Zumbado Gutierrez, Marco Antonio | | | 2038 | CRC | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Bolanos Guerrero, Fabricio | | | 1840 | CRC | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Martin Perez, Javier | f | | 1964 | ESP | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Arostegui Gonzalez, Ricardo | c | | 1612 | 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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