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Individual Calculations October 2018 |
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| Arce Oviedo, Cesar Total change: -6.40 | |   |
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| I Torneo Desamparados de Alajuela 2018 | Alajuela | CRC | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 1693 | 1.00 | 4 | -0.32 | 20 | -6.40 | |
|  Campos Sanchez, Roberto | | | 2054 | CRC | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Rojas Cisneros, Kevin | | | 1874 | CRC | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Porras Chavarria, Michael | | | 1438 | CRC | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Solis L., Efren A. | | | 1991 | CRC | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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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