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Individual Calculations December 2019 |
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| Leon, Orlando Total change: 34.60 | |   |
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| Campeonato Panamericano Amateur U2300 2019 | San Jose | CRC | 2019-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 2220 | 6.50 | 9 | 0.35 | 20 | 7.00 | |
|  Campos Sanchez, Roberto | | | 2035 | CRC | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Chung, Yaleika | | wf | 1820 * | PAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ulloa, Ruben Abraham | c | | 2180 | PAN | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Arias Serrano, Luis Antonio | c | | 2115 | VEN | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Herrmann, Roman | | | 2066 | ARG | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Alfaro, William | f | | 2103 | NCA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Marson, Juan Miguel | | | 2082 | ARG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Lievano, Luis | c | | 2007 | ESA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Chinchilla Miranda, Eugenio | f | | 2247 | CRC | 0.00 | 1 | -0.46 | 20 | -9.20 | | | * 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) | | | | Primera Copa 28 de Noviembre | Chorrera | PAN | 2019-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 2219 | 6.50 | 7 | 1.38 | 20 | 27.60 | |
| | Hurtado, Samuel Alexander | | | 1819 * | PAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chung, Yaleika | | wf | 1819 * | PAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Velasquez, Luis Dario | | | 1981 | VEN | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Ulloa, Ruben Abraham | c | | 2209 | PAN | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Tapia, Alexei | f | | 2241 | PAN | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Ramos, Efren Andres | c | | 2161 | PAN | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Gonzalez Soto, Pedro Jose | | | 1819 * | PAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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