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Individual Calculations October 2017 |
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| Vilpoux, Jeremie Total change: -43.60 | |   |
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| Primer Clasificatorio Campeonato Nacional Absoluto 2017-18 | San Jose | CRC | 2017-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2123 | 3.00 | 8 | -2.18 | 20 | -43.60 | |
|  Arias Santana, Mauricio | m | | 2297 | CRC | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Vargas Miranda, Diego | | | 1865 | CRC | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Calvo Gutierrez, Luis Guillermo | | | 1834 | CRC | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Bonilla Mora, Luis Daniel | | | 1920 | CRC | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Villagra Arce, Henry | | | 1723 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fernandez Sibaja, Felipe J | c | | 2130 | CRC | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Alfaro Guillen, Jose Raul | | | 1992 | CRC | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Chinchilla Miranda, Eugenio | f | | 2196 | CRC | 0.50 | 1 | 0.10 | 20 | 2.00 | | | * 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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