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Individual Calculations February 2019 |
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| Barquero Alfaro, Alejandro Total change: -8.00 | |   |
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| II Torneo Internacional Sub 14 de Liberia 2018 | Liberia | CRC | 2018-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1266 | 1305 | 2.00 | 4 | -0.20 | 40 | -8.00 | |
|  Ramirez Aguilar, Julian | | | 1151 | CRC | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Angulo Hernandez, Maria Jesus | | | 1391 | CRC | 0.00 | 1 | -0.38 | 40 | -15.20 | |  Sandi Quiros, Deborah | | | 1153 | CRC | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Guevara Cornejo, Gabriel | | | 1368 | CRC | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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