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Individual Calculations January 2018 |
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| Solis L., Efren A. Total change: -11.40 | |   |
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| Abierto Metropolitano 2017 | San Jose | CRC | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 2048 | 5.50 | 9 | -0.57 | 20 | -11.40 | |
|  Rivera Obando, Juan Jose | | | 1648 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Solano Cruz, Agustin | | | 1777 | CRC | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Jimenez Sancho, Pedro Pablo | | | 1844 | CRC | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Alfaro Guillen, Jose Raul | | | 2048 | CRC | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Urbina Quiroz, Edwin | | | 2163 | CRC | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Chaves Sanchez, Gabriel A | | | 2102 | CRC | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Aguilar Pina, Luis Gerardo | | | 1872 | CRC | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Porras Chavarria, Steve | | | 1787 | CRC | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Rojas Cisneros, Kevin | | | 1855 | CRC | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * 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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