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Individual Calculations January 2009 |
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| Hernandez Coto, Carlos Total change: 6.25 | |   |
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| III Internacional Bolsa de Valores | Santa Ana | CRC | 2008-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 2022 | 1.00 | 3 | -0.27 | 25 | -6.75 | |
|  Vega, Carla | | | 2050 | CRC | 1.00 | 1 | 0.54 | 25 | 13.50 | |  Valdes, Leonardo | m | | 2372 | CRC | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ulloa, Oscar | | | 1872 | CRC | 0.00 | 1 | -0.70 | 25 | -17.50 | |
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 |
| 2028 | 2022 | 3.00 | 5 | 0.52 | 25 | 13.00 | |
| | Urena, Omar | | | 1956 | CRC | 1.00 | 1 | 0.41 | 25 | 10.25 | | | Ruiz Blais, Sebastian | | | 2207 | CRC | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Ulloa, Oscar | | | 1867 | CRC | 1.00 | 1 | 0.29 | 25 | 7.25 | | | Granados, Carlos | | | 2156 | CRC | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Brenes, Juan Carlos | | | 1953 | CRC | 0.50 | 1 | -0.10 | 25 | -2.50 | |
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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