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Individual Calculations January 2019 |
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| Arias Gomez, Luis Alfredo Total change: 21.60 | |   |
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| II Torneo Internacional de Liberia 2018 | Liberia | CRC | 2018-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1465 | 1192 | 1.50 | 5 | 0.54 | 40 | 21.60 | |
|  Peraza Alvarez, Rafael Eduardo | | | 1592 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Solano Cordero, Jorge | | | 1592 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Porras Chavarria, Pamela Maria | | | 1254 | CRC | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Calvo Campos, Adrian | | | 1504 | CRC | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Medina Mayorga, David Josue | | | 1381 | CRC | 0.50 | 1 | 0.25 | 40 | 10.00 | | | * 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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