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Individual Calculations January 2018 |
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| Herra Abarca, Josue Alberto Total change: -9.60 | |   |
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| I Torneo Abierto de Liberia 2017 | Liberia | CRC | 2017-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1144 | 0.00 | 3 | -0.24 | 40 | -9.60 | |
|  Zeledon Perez, Edgar | | | 1544 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bonilla Mora, Luis Daniel | | | 1544 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Castro Madrigal, Randall | | | 1544 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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