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Individual Calculations May 2015 |
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| Campos Cerdas, Jorge Total change: -13.60 | |   |
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| VI Torneo Internacional de Alajuela 2015 | Alajuela | CRC | 2015-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1909 | 4.00 | 8 | -0.68 | 20 | -13.60 | |
|  Leon Villalobos, Carlos Andres | | | 1509 * | CRC | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Guzman Hidalgo, Nicolas | | | 1509 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Arias Santana, Mauricio | m | | 2298 | CRC | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Fonseca Cabrera, Ernesto | | | 2184 | NCA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Vargas, Rogelio | c | | 1715 | PAN | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Rojas Cisneros, Kevin | | | 1676 | CRC | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Arce Oviedo, Cesar | | | 1666 | CRC | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Medrano, Randall | f | | 2108 | NCA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | * 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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