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Individual Calculations October 2015 |
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| Solis L., Efren A. Total change: 8.00 | |   |
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| Copa Independencia Moravia 2015 | Moravia | CRC | 2015-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2139 | 1.50 | 3 | -0.14 | 20 | -2.80 | |
|  Gonzalez Acosta, Bernal | g | | 2502 | CRC | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Lopez Duarte, Victor | | | 1844 | CRC | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Alvarado, Dizan Ernesto | | | 1995 | CRC | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | Memorial Joaquin Gutierrez G64 | San Jose | CRC | 2015-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 2139 | 5.00 | 7 | 0.54 | 20 | 10.80 | |
| | Rivera Gonzalez, Jose Alexis | | | 1739 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Araya Umana, Carlos | | | 2006 | CRC | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Ramirez Madrid, Gerardo Alfonso | | | 1739 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chinchilla Miranda, Eugenio | f | | 2202 | CRC | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Bermudez Vives, Sergio | f | | 2130 | CRC | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Castillo Morales, Thais | | | 1739 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gonzalez Acosta, Bernal | g | | 2502 | CRC | 0.00 | 1 | -0.10 | 20 | -2.00 | | | * 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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