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Individual Calculations May 2015 |
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| Arias Santana, Mauricio Total change: 21.80 | |   |
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| VI Torneo Internacional de Alajuela 2015 | Alajuela | CRC | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 2298 | 6.50 | 9 | 1.09 | 20 | 21.80 | |
|  Vives Rodriguez, David Alberto | | | 2073 | CRC | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Escobar Forero, Alder | g | | 2511 | COL | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Nunez Gonzalez, Neeshmy | | | 1898 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Campos Cerdas, Jorge | | | 1909 | CRC | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Lorenzana, Wilson Estuardo | m | | 2186 | GUA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Solano Cuya, Bryan | | | 2127 | CRC | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Mitkov, Nikola | g | | 2482 | MKD | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Quesada Perez, Yuniesky | g | | 2637 | CUB | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Zumbado Gutierrez, Marco Antonio | | | 2042 | CRC | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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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