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Individual Calculations November 2019 |
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| Solis L., Efren A. Total change: -49.60 | |   |
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| VII Open Encuentro de Culturas 2019 | Santa Ana | CRC | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1577 | 1967 | 3.00 | 6 | -2.48 | 20 | -49.60 | |
|  Lopez Bustos, David | | | 1567 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Angulo Hernandez, Maria Jesus | | | 1567 * | CRC | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Barquero Alfaro, Alejandro | | | 1567 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Porras Chavarria, Michael | | | 1567 * | CRC | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Melendez Arce, Caleth | | | 1628 | CRC | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Orozco Centeno, Melissa | | | 1567 * | CRC | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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