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Individual Calculations January 2009 |
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| Carvajal Gorgona, Jonathan Total change: 35.10 | |   |
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| III Internacional Bolsa de Valores | Santa Ana | CRC | 2008-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2191 | 4.00 | 6 | 1.03 | 15 | 15.45 | |
|  Rodriguez, David | | | 1992 | CRC | 1.00 | 1 | 0.24 | 15 | 3.60 | |  Gonzalez, Bernal | m | | 2423 | CRC | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Ugalde, Ronald | | | 2146 | CRC | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Murillo, Alexis | m | | 2319 | CRC | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Vargas Serano, Pablo | | | 1841 | CRC | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Valdes, Leonardo | m | | 2408 | CRC | 0.50 | 1 | 0.28 | 15 | 4.20 | |
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) | | | | Metropolitano 2008 | San Jose | CRC | 2008-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2140 | 4.50 | 7 | 1.31 | 15 | 19.65 | |
| | Vargas, Alberto | | | 2062 | CRC | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Trejos, Shirley | | | 2052 | CRC | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Bermudez, Sergio | f | | 2176 | CRC | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Murillo, Alexis | m | | 2323 | CRC | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Ruiz Blais, Sebastian | | | 2207 | CRC | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Arias Santana, Mauricio | m | | 2332 | CRC | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Urbina Quiros, Edwin | | | 2078 | CRC | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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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