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Individual Calculations October 2008 |
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| Martinez, Luis Gerardo Total change: 48.00 | |   |
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| Campeonato Subzonal Masculino 2008 | Guatemala, Guatemala | GUA | 2008-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 1760 | 1.00 | 4 | 0.48 | 25 | 12.00 | |
|  Sanchez, Jorge | f | | 2110 | PAN | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Juarez Flores, Roberto | | | 2110 | GUA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Chavez, Hector Antonio | | | 2018 | ESA | 1.00 | 1 | 0.82 | 25 | 20.50 | | | Hernandez, Hector | | | 2098 | HON | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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 |
| 2104 | 1756 | 2.00 | 5 | 1.44 | 25 | 36.00 | |
| | Fonseca, Jose Luis | | | 2106 | NCA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Salazar, Pablo | | | 2106 | CRC | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Carvajal, Jonathan | | | 2106 | CRC | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Campos, Roberto | | | 2098 | CRC | 0.50 | 1 | 0.38 | 25 | 9.50 | | | Granados, Carlos | | | 2106 | CRC | 0.50 | 1 | 0.39 | 25 | 9.75 | |
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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