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Individual Calculations October 2017 |
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| Araya Umana, Carlos Total change: -39.20 | |   |
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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 |
| 1978 | 1911 | 1.00 | 7 | -1.96 | 20 | -39.20 | |
|  Tapia Quiros, Gustavo | c | | 2084 | CRC | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Murillo Gonzalez, Carlos E | f | | 2084 | CRC | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Hernandez Coto, Carlos Enrique | | | 2021 | CRC | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Arias Santana, Mauricio | m | | 2297 | CRC | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Villagra Arce, Henry | | | 1659 | CRC | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Calvo Gutierrez, Luis Guillermo | | | 1834 | CRC | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Vargas Miranda, Diego | | | 1865 | CRC | 0.00 | 1 | -0.56 | 20 | -11.20 | |
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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