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Individual Calculations May 2015 |
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| Cespedes Perez, Ruben Total change: 98.80 | |   |
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| VI Torneo Internacional de Alajuela 2015 | Alajuela | CRC | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1615 | 3.50 | 7 | 2.47 | 40 | 98.80 | |
|  Jimenez Rojas, Fabian | | | 1823 | CRC | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Chaves Sanchez, Gabriel A | | | 1922 | CRC | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Delgado, Alex | | | 2013 | PAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Carranza Fernandez, Jorge | | | 1897 | CRC | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Ramirez Gonzalez, Maria Jose | | | 1843 | CRC | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Herrera Ortega, German Alejandro | c | | 2015 * | VEN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rodriguez Arrieta, Maria Elena | | wm | 1931 | CRC | 1.00 | 1 | 0.87 | 40 | 34.80 | | | * 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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