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Individual Calculations January 2012 |
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| Chinchilla, Eugenio Total change: -26.85 | |   |
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| Abierto Joaquin Gutierrez i.m. | San Jose | CRC | 2011-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 2266 | 6.50 | 8 | 0.08 | 15 | 1.20 | |
|  Monge Calvo, Hugo | | | 1937 | CRC | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Aguilar, Luis | | | 1954 | CRC | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Brenes, Juan Carlos | | | 1959 | CRC | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Angulo Cubero, Oscar | | | 2012 | CRC | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Carvajal Gorgona, Jonathan | | | 2177 | CRC | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Duran Vega, Andres | | | 2004 | CRC | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Solis, Efren | | | 2073 | CRC | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Alvarez Hernandez, David | | | 2004 | CRC | 0.50 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | Abierto Metropolitano | San Jose | CRC | 2011-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 2252 | 3.00 | 6 | -1.87 | 15 | -28.05 | |
| | Carranza Fernandez, Jorge | | | 1868 | CRC | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Esquivel, Jose Edmond | | | 1960 | CRC | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Alfaro, Carlos | | | 2150 | CRC | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Bonilla Sequeira, Pablo | | | 1879 | CRC | 0.50 | 1 | -0.40 | 15 | -6.00 | | | Urbina Quiros, Edwin | | | 2087 | CRC | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Brenes, Juan Carlos | | | 1959 | CRC | 0.00 | 1 | -0.85 | 15 | -12.75 | |
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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