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Individual Calculations August 2013 |
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| Peraza Alvarez, Rafael Eduardo Total change: 5.40 | |   |
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| Clasificatorio Nacional Primera Categoria | San Jose | CRC | 2013-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 2054 | 4.50 | 8 | 0.36 | 15 | 5.40 | |
|  Alvarez Hernandez, David | | | 2168 | CRC | 0.00 | 1 | -0.34 | 15 | -5.10 | |  Espinoza Guerrero, Warner | | | 1896 | CRC | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Salazar Gonzalez, Pablo | | | 2128 | CRC | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Ramirez Arroyo, Joan Emmanuel | | | 1902 | CRC | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Brenes Salgado, Juan Carlos | | | 1985 | CRC | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Bermudez Vives, Sergio | f | | 2114 | CRC | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Cabrera Chaves, Marco Antonio | | | 2126 | CRC | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Vaglio Mattey, Emanuel | | | 2005 | CRC | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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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