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Individual Calculations February 2019 |
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| Valdes Romero, Leonardo Total change: 4.80 | |   |
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| Abierto Internacional Metropolitano Premier 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2406 | 7.50 | 9 | 0.60 | 10 | 6.00 | |
|  Vega Araya, Edwin | | | 2006 * | CRC | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Quesada Campos, Jordi Alessandre | c | | 2044 | CRC | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Hernandez Alvarez, Tania Regla | | wm | 2063 | CRC | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Solano Cuya, Bryan | m | | 2231 | CRC | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Murillo Tsijli, Alexis | m | | 2285 | CRC | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Gonzalez Acosta, Bernal | g | | 2451 | CRC | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Tapia, Alexei | f | | 2229 | PAN | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Chaves Sanchez, Gabriel A | | | 2142 | CRC | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Alfaro, William | f | | 2148 | NCA | 0.50 | 1 | -0.32 | 10 | -3.20 | | | * 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) | | | | Campeonato Nacional Absoluto 2019 | San Jose | CRC | 2019-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2399 | 7.50 | 10 | -0.12 | 10 | -1.20 | |
| | Quesada Campos, Jordi Alessandre | c | | 2044 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Arias Santana, Mauricio | m | | 2270 | CRC | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Murillo Gonzalez, Carlos E | f | | 2008 | CRC | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Duran Vega, Sergio | m | | 2396 | CRC | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Chaves Sanchez, Gabriel A | | | 2142 | CRC | 0.00 | 1 | -0.82 | 10 | -8.20 | | | Ramirez Madrid, Gerardo Alfonso | f | | 1999 * | CRC | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Chinchilla Miranda, Eugenio | f | | 2220 | CRC | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Jimenez Garcia, Emmanuel | f | | 2335 | CRC | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Solano Cuya, Bryan | m | | 2249 | CRC | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Tapia Quiros, Gustavo | c | | 2043 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | | | * 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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