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Individual Calculations January 2014 |
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| Araya Fuentes, Cristian Total change: 4.05 | |   |
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| Liga Premier | San Jose | CRC | 2013-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 1878 | 0.50 | 8 | -0.79 | 15 | -11.85 | |
|  Barrios Zamora, Carlos | | | 2033 | CRC | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Rakhmanov, Aleksandr | g | | 2278 * | RUS | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Alfaro Rojas, Alfonso Jose | f | | 2270 | CRC | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Gonzalez Acosta, Bernal | m | | 2278 * | CRC | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Quesada Ulate, Randall | | | 2083 | CRC | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Fonseca Cabrera, Ernesto | | | 2182 | NCA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Chinchilla Miranda, Eugenio | f | | 2191 | CRC | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Minero Pineda, Boris | | | 2083 | CRC | 0.00 | 1 | -0.24 | 15 | -3.60 | | | * 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) | | | | Gran Abierto Metropolitano | San Jose | CRC | 2013-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 1878 | 2.50 | 5 | 1.06 | 15 | 15.90 | |
| | Kjartansson, Gudmundur | m | | 2278 * | ISL | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Meneses Arenas, Mikel | | | 1758 | ESP | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Quinonez Centeno, Carlos David | f | | 2278 * | GUA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Chinchilla Miranda, Eugenio | f | | 2215 | CRC | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Salazar Kelvin, Stanley | | | 1879 | CRC | 1.00 | 1 | 0.50 | 15 | 7.50 | | | * 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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