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Individual Calculations October 2008 |
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| Machado Ramirez, Allan Total change: -72.25 | |   |
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| Campeonato Nacional de Costa Rica 2008 Fase 1 | Moravia | CRC | 2008-05-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2068 | 3.50 | 5 | 1.05 | 25 | 26.25 | |
|  Alfaro Rojas, Alfonso | | | 2116 | CRC | 0.50 | 1 | 0.07 | 25 | 1.75 | |  Barrios Zamora, Carlos | | | 2061 | CRC | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Carvajal, Jonathan | | | 2173 | CRC | 1.00 | 1 | 0.64 | 25 | 16.00 | | | Bermudez, Sergio | f | | 2180 | CRC | 1.00 | 1 | 0.65 | 25 | 16.25 | | | Vargas Serano, Pablo | | | 1829 | CRC | 0.50 | 1 | -0.30 | 25 | -7.50 | |
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) | | | | IV Torneo Internacional de Ajedrez Alajuela 2008 | Alajuela | CRC | 2008-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 2068 | 0.00 | 1 | -0.77 | 25 | -19.25 | |
| | Murillo, Jaime | | | 1854 | CRC | 0.00 | 1 | -0.77 | 25 | -19.25 | |
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) | | | | Campeonato Nacional de Costa Rica 2008 Fase 2 | San José | CRC | 2008-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2068 | 0.00 | 9 | -3.17 | 25 | -79.25 | |
| | Murillo, Alexis | m | | 2319 | CRC | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Valdes, Leonardo | m | | 2408 | CRC | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Alfaro Rojas, Alfonso | | | 2181 | CRC | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Hernandez Basante, Francisco | m | | 2254 | CRC | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Vargas Serano, Pablo | | | 1829 | CRC | 0.00 | 1 | -0.80 | 25 | -20.00 | | | Ruiz Blais, Sebastian | | | 2195 | CRC | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Gonzalez, Bernal | m | | 2418 | CRC | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Vives, David | | | 2061 | CRC | 0.00 | 1 | -0.51 | 25 | -12.75 | | | Cabrera, Marco Antonio | | | 2065 | CRC | 0.00 | 1 | -0.50 | 25 | -12.50 | |
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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