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Individual Calculations January 2020 |
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| Valdes Romero, Leonardo Total change: 12.10 | |   |
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| III Open Ciudad de Liberia 2019 | Liberia | CRC | 2019-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2407 | 6.50 | 7 | 1.21 | 10 | 12.10 | |
|  Amaya Grant, Yannik | | | 2007 * | CRC | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Pastor Carvajal, Jeigoth | | | 2007 * | CRC | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Cabezas Solano, David Alejandro | | | 2007 * | CRC | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Davila, Carlos | m | | 2208 | NCA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Martinez Duany, Lelys Stanley | g | | 2524 | CUB | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Murillo Tsijli, Alexis | m | | 2290 | CRC | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Picado, Jorge | | | 2193 | NCA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | * 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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