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Individual Calculations January 2014 |
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| Castillo Trujillo, Ivan Total change: -14.10 | |   |
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| Liga Premier | San Jose | CRC | 2013-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 2035 | 2.00 | 7 | -0.72 | 15 | -10.80 | |
|  Needham, Brian | | | 1998 | CRC | 0.50 | 1 | -0.05 | 15 | -0.75 | |  Gonzalez Acosta, Bernal | m | | 2435 * | CRC | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Esquivel Vargas, Jose Edmond | | | 2097 | CRC | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Hernandez Basante, Francisco | m | | 2216 | CRC | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Rodriguez Rodriguez, Adrian | | | 2154 | CRC | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Flores Rojas, Federico | | | 1929 | CRC | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Bermudez Munoz, Alexander | | | 2077 | CRC | 0.00 | 1 | -0.44 | 15 | -6.60 | | | * 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 |
| 2004 | 2035 | 3.00 | 6 | -0.22 | 15 | -3.30 | |
| | Meneses Arenas, Mikel | | | 1758 | ESP | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Quinonez Centeno, Carlos David | f | | 2303 | GUA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Granados, Fidel | | | 1799 | NCA | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Jimenez Esquivel, Greivin | | | 1989 | CRC | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Quiros Araya, Jose Pablo | | | 2016 | CRC | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Alvarez Hernandez, David | | | 2159 | CRC | 0.50 | 1 | 0.17 | 15 | 2.55 | |
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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