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Individual Calculations October 2008 |
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| Aguilar, Gustavo Total change: 28.95 | |   |
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| Campeonato Subzonal Masculino 2008 | Guatemala, Guatemala | GUA | 2008-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2206 | 2058 | 4.00 | 6 | 2.12 | 15 | 31.80 | |
|  Valdes, Leonardo | m | | 2408 | CRC | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Martinez, Nelson | f | | 2176 | ESA | 1.00 | 1 | 0.66 | 15 | 9.90 | |  Galvez Dastin, Eduardo | | | 2191 | GUA | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Fonseca, Jose Luis | | | 2199 | NCA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Juarez Flores, Roberto | | | 2137 | GUA | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Leandro, Jhonny | | | 2124 | CRC | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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 Torneo Internacional de Ajedrez Alajuela 2008 | Alajuela | CRC | 2008-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2280 | 2059 | 0.50 | 3 | -0.19 | 15 | -2.85 | |
| | Mikhalevski, Victor | g | | 2409 | ISR | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Almeida Criollo, Jefferson | | | 2225 | ECU | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Salazar, Pablo | | | 2207 | CRC | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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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