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Individual Calculations July 2010 |
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| Alvarado, Dizan Ernesto Total change: -27.75 | |   |
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| II Copa Consultecnica | San Jose | CRC | 2010-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 2027 | 1.00 | 4 | -1.23 | 15 | -18.45 | |
|  Jimenez Esquivel, Greivin | | | 1979 | CRC | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Rodriguez, Adolfo | | | 2074 | CRC | 1.00 | 1 | 0.57 | 15 | 8.55 | |  Bonilla Sequeira, Pablo | | | 1775 | CRC | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Duran Vega, Sergio | | | 2084 | CRC | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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) | | | | Memorial Alekhine | San Jose | CRC | 2010-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 2027 | 2.50 | 5 | -0.33 | 15 | -4.95 | |
| | Vargas, Julio | | | 1802 | CRC | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Jimenez Esquivel, Greivin | | | 1979 | CRC | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Sotela, Felipe | | | 1846 | CRC | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Solis, Efren | | | 2108 | CRC | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Hernandez Alvarez, Tania Regla | | wm | 2136 | CUB | 0.50 | 1 | 0.15 | 15 | 2.25 | |
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) | | | | II Memorial Fischer | San Jose | CRC | 2010-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2027 | 1.50 | 6 | -0.29 | 15 | -4.35 | |
| | Valdes, Leonardo | m | | 2395 | CRC | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Arias, Rodolfo | | | 2163 | CRC | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Castillo, Rommel | | | 2176 | NCA | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Hevia Alejano, Carlos Antonio | f | | 2427 * | CUB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Murillo Ortiz, Gustavo | | | 1954 | CRC | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Solis, Efren | | | 2108 | CRC | 0.50 | 1 | 0.11 | 15 | 1.65 | | | * 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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