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Individual Calculations September 2012 |
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| Duran Vega, Sergio Total change: -7.65 | |   |
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| Liga Premier Nacional por Equipos | San Jose | CRC | 2012-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2232 | 2303 | 6.00 | 9 | 0.72 | 15 | 10.80 | |
|  Minero Pineda, Sergio | m | | 2412 | CRC | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Carvajal Gorgona, Jonathan | | | 2145 | CRC | 0.00 | 1 | -0.71 | 15 | -10.65 | |  Charpentier, William | f | | 2216 | CRC | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Leyva, Hector | m | | 2389 | ESA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Ramirez, Alejandro | g | | 2576 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Chinchilla, Eugenio | f | | 2185 | CRC | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Montenegro Masis, Esteban | | | 1986 | CRC | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Munoz, Carolina | | wm | 1994 | CRC | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Ortiz, Marcos | | | 2187 | NCA | 1.00 | 1 | 0.34 | 15 | 5.10 | |
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 Centroamericano y del Caribe U.20 Masculino | San Salvador | ESA | 2012-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 2297 | 5.50 | 9 | -1.23 | 15 | -18.45 | |
| | Machado Moreno, Francisco | | | 1938 | MEX | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Arias, Daniel | | | 2081 | ESA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Benitez Lozano, Javier | | | 2133 | MEX | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Bassan, Remo | f | | 2240 | VEN | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Guzman, Oswaldo | | | 2050 | GUA | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Ortiz Perez, Carlos | | | 1964 | GUA | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Hernandez, Mauricio Daniel | | | 1897 * | ESA | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Ruiz C, Joshua D | f | | 2318 | COL | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Saltos Velez, Adrian | | | 2174 | ECU | 1.00 | 1 | 0.33 | 15 | 4.95 | | | * 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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