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Individual Calculations January 2018 |
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| Nunez Gonzalez, Neeshmy Total change: 10.60 | |   |
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| Abierto Metropolitano 2017 | San Jose | CRC | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1796 | 4.00 | 8 | 0.89 | 20 | 17.80 | |
|  Chinchilla Miranda, Eugenio | f | | 2186 | CRC | 0.50 | 1 | 0.41 | 20 | 8.20 | |  Ulloa Avellan, Oscar | | | 1850 | CRC | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Ramirez Almeciga, Cristian A. | | | 1849 | CRC | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Bonilla Rodriguez, Andres | | | 1948 | CRC | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Bogantes Robleto, Karina | | | 1686 | CRC | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Quesada Campos, Jordi Alessandre | c | | 1961 | CRC | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Quiros Cajina, Allan | | | 1644 | CRC | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Quiros Araya, Jose Pablo | | | 1994 | CRC | 0.50 | 1 | 0.26 | 20 | 5.20 | |
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) | | | | I Torneo Cerrado Marciano Porras in memoriam | San Jose | CRC | 2017-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 1796 | 1.00 | 6 | -0.36 | 20 | -7.20 | |
| | Quesada Campos, Jordi Alessandre | c | | 1961 | CRC | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Jimenez Garcia, Emmanuel | f | | 2196 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Murillo Tsijli, Alexis | m | | 2196 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Buitrago Mosquera, Antonio | | | 1836 | CRC | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Arias Santana, Mauricio | m | | 2196 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Carvajal Pena, Daniel | | | 1868 | CRC | 0.00 | 1 | -0.40 | 20 | -8.00 | | | * 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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