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Individual Calculations July 2017 |
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| Tapia Quiros, Gustavo Total change: -20.60 | |   |
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| Campeonato Nacional por Equipos 2017 | San Jose | CRC | 2017-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2105 | 3.00 | 6 | -1.03 | 20 | -20.60 | |
|  Araya Fuentes, Cristian | | | 1882 | CRC | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Amaya Madrigal, Josue | | | 1846 | CRC | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Bermudez Vives, Sergio | f | | 2172 | CRC | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Rojas Cisneros, Kevin | | | 1809 | CRC | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Jimenez Alvarado, Alonso | | | 2078 | CRC | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Hernandez Coto, Carlos Enrique | | | 2009 | CRC | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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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