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Individual Calculations April 2008 |
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| Perez, Francisco Total change: 20.25 | |   |
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| Internacional de Alajuela 2007 | Alajuela | CRC | 2007-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2166 | 6.00 | 9 | 0.97 | 25 | 24.25 | |
|  Martinez, Luis Gerardo | | | 1816 | ESA | 1.00 | 1 | 0.11 | 25 | 2.75 | |  Vega, Emerson | | | 2133 | NCA | 1.00 | 1 | 0.45 | 25 | 11.25 | | | Jimenez, Juan Leon | f | | 2177 | CRC | 0.50 | 1 | 0.02 | 25 | 0.50 | | | Zepeda, Lorena | | wm | 2145 | ESA | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Granados, Carlos | | | 2201 | CRC | 0.50 | 1 | 0.05 | 25 | 1.25 | | | Hernandez, Francisco | m | | 2262 | CRC | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Vega, Edwin | | | 2106 | CRC | 0.50 | 1 | -0.08 | 25 | -2.00 | | | Arroyo, Luis | | | 2021 | CRC | 1.00 | 1 | 0.31 | 25 | 7.75 | | | Ramos, Efren Andres | | | 2172 | NCA | 0.50 | 1 | 0.01 | 25 | 0.25 | |
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) | | | | IV Sudamericano FIDE Sub-20 Abs | Montevideo | URU | 2008-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2284 | 2166 | 2.00 | 6 | -0.16 | 25 | -4.00 | |
| | Lemos, Damian | m | | 2460 | ARG | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Jukemura, Rodrigo | | | 2008 | BRA | 1.00 | 1 | 0.29 | 25 | 7.25 | | | Pena, Alfredo | f | | 2239 | COL | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Fier, Alexandr | g | | 2516 | BRA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Bueno, Alfeu Junior Varela | | | 2220 | BRA | 0.50 | 1 | 0.08 | 25 | 2.00 | | | Ambrogi, Agustin | | | 2258 | ARG | 0.00 | 1 | -0.37 | 25 | -9.25 | |
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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