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Individual Calculations January 2018 |
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| Chaves Sanchez, Gabriel A Total change: -15.60 | |   |
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| Abierto Metropolitano 2017 | San Jose | CRC | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 2102 | 4.50 | 8 | -0.91 | 20 | -18.20 | |
|  Quiros Cajina, Allan | | | 1702 * | CRC | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Fernandez Sanchez, Mario Andres | | | 2109 | CRC | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Rojas Cisneros, Kevin | | | 1855 | CRC | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Carvajal Pena, Daniel | | | 1868 | CRC | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Solis L., Efren A. | | | 2048 | CRC | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Chinchilla Miranda, Eugenio | f | | 2186 | CRC | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Quesada Campos, Jordi Alessandre | c | | 1961 | CRC | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Hernandez Coto, Carlos Enrique | | | 1908 | CRC | 0.00 | 1 | -0.75 | 20 | -15.00 | | | * 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) | | | | I Torneo Abierto de Liberia 2017 | Liberia | CRC | 2017-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2046 | 2102 | 3.00 | 5 | 0.13 | 20 | 2.60 | |
| | Aguilar Pina, Luis Gerardo | | | 1872 | CRC | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Castro Madrigal, Randall | | | 2048 | CRC | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Alfaro, William | f | | 2170 | NCA | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Picado, Jorge | | | 2137 | NCA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Marin, Sam | | | 2003 | CAN | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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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