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Individual Calculations January 2018 |
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| Fernandez Sanchez, Mario Andres Total change: -8.00 | |   |
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| Abierto Metropolitano 2017 | San Jose | CRC | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 2109 | 3.00 | 5 | -0.40 | 20 | -8.00 | |
|  Chaves Sanchez, Gabriel A | | | 2102 | CRC | 0.50 | 1 | -0.01 | 20 | -0.20 | |  Herrera Granados, Felipe | | | 1709 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Porras Chavarria, Steve | | | 1787 | CRC | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Bonilla Rodriguez, Andres | | | 1948 | CRC | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Chinchilla Miranda, Eugenio | f | | 2186 | CRC | 0.50 | 1 | 0.11 | 20 | 2.20 | | | * 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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