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Individual Calculations January 2020 |
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| Nunez Okubo, Isao Total change: 28.00 | |   |
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| III Open Ciudad de Liberia 2019 | Liberia | CRC | 2019-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1711 | 2.50 | 5 | 0.70 | 40 | 28.00 | |
|  Martinez Duany, Lelys Stanley | g | | 2111 * | CUB | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Mantilla Gras, Geydis De La C. | | wf | 2002 | CUB | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Orozco Rodriguez, Yarod G | | | 1483 | CRC | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Davila, Carlos | m | | 2111 * | NCA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Quiros Cajina, Allan | | | 1563 | CRC | 1.00 | 1 | 0.30 | 40 | 12.00 | | | * 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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