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Individual Calculations October 2018 |
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| Campos Sanchez, Roberto Total change: 42.00 | |   |
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| I Torneo Desamparados de Alajuela 2018 | Alajuela | CRC | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 2054 | 6.00 | 6 | 2.10 | 20 | 42.00 | |
|  Porras Chavarria, Michael | | | 1654 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Arce Oviedo, Cesar | | | 1693 | CRC | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Alvarez Hernandez, David | | | 2146 | CRC | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Rodriguez Chaverri, David | | | 2017 | CRC | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Chinchilla Miranda, Eugenio | f | | 2206 | CRC | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Huertas Badilla, Allan | | | 1751 | CRC | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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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